Revert "Add DB backed session tables"

[CatalinVoineag]

Reverts #10212

Need this to fix QA

[github-actions]

Database-level enum changes detected

Please include a data migration for these attributes and values:

1,6c1,19
< <enum> ApplicationQualification.level: ["degree", "gcse", "other"]
< <enum> ApplicationQualification.comparable_uk_degree: ["bachelor_ordinary_degree", "bachelor_honours_degree", "postgraduate_certificate_or_diploma", "masters_degree", "doctor_of_philosophy", "post_doctoral_award"]
< <enum> ApplicationQualification.enic_reason: ["obtained", "waiting", "maybe", "not_needed"]
< <enum> OfferCondition.status: ["pending", "met", "unmet"]
< <enum> ApplicationChoice.status: ["unsubmitted", "cancelled", "awaiting_provider_decision", "inactive", "interviewing", "offer", "pending_conditions", "recruited", "rejected", "application_not_sent", "offer_withdrawn", "declined", "withdrawn", "conditions_not_met", "offer_deferred"]
< <enum> ApplicationChoice.rejection_reasons_type: ["rejection_reason", "reasons_for_rejection", "rejection_reasons", "vendor_api_rejection_reasons"]
---
> <enum> WithdrawalReason.status: ["draft", "published"]
> <enum> ValidationError.service: ["apply", "manage"]
> <enum> Provider.region_code: ["east_midlands", "eastern", "london", "no_region", "north_east", "north_west", "scotland", "south_east", "south_west", "wales", "west_midlands", "yorkshire_and_the_humber"]
> <enum> Provider.provider_type: ["lead_school", "scitt", "university"]
> <enum> EnglishProficiency.qualification_status: ["has_qualification", "no_qualification", "qualification_not_needed"]
> <enum> Email.delivery_status: ["not_tracked", "notify_error", "pending", "skipped", "unknown", "delivered", "permanent_failure", "temporary_failure", "technical_failure"]
> <enum> DataExport.export_type: ["active_provider_user_permissions", "active_provider_users", "applications_by_demographic_domicile_and_degree_class", "applications_by_subject_route_and_degree_grade", "application_references", "application_timings", "application_timings_for_current_cycle", "candidate_application_feedback", "candidate_autosuggest_usage", "candidate_email_send_counts", "candidate_feedback", "candidate_journey_tracking", "candidate_course_choice_withdrawal_survey", "equality_and_diversity", "external_report_applications", "external_report_candidates", "find_feedback", "interview_export", "ministerial_report_applications_export", "ministerial_report_candidates_export", "notifications_export", "notification_preferences_export", "notes_export", "offer_conditions", "organisation_permissions", "provider_access_controls", "providers_export", "persona_export", "qualifications", "referee_survey", "sites_export", "structured_reasons_for_rejection", "submitted_application_choices", "submitted_application_choices_for_current_cycle", "tad_applications", "tad_provider_performance", "tad_subject_domicile_nationality", "user_permissions", "who_ran_which_export", "work_history_break"]
> <enum> CourseOption.vacancy_status: ["vacancies", "no_vacancies"]
> <enum> CourseOption.study_mode: ["full_time", "part_time"]
> <enum> Course.level: ["Primary", "Secondary", "Further education"]
> <enum> Course.study_mode: ["F", "P", "B"]
> <enum> Course.funding_type: ["fee", "salary", "apprenticeship"]
> <enum> Course.program_type: ["HE", "HES", "SD", "SS", "SC", "SSC", "TA", "TDA"]
> <enum> Course.degree_grade: ["two_one", "two_two", "third_class", "not_required"]
> <enum> Course.application_status: [0, 1]
> <enum> ChaserSent.chaser_type: ["apply_service_is_now_open", "find_service_is_now_open", "find_service_open_organisation_notification", "respond_to_applications_before_reject_by_default_date", "eoc_first_deadline_reminder", "eoc_second_deadline_reminder", "find_has_opened", "new_cycle_has_started", "apply_service_open_organisation_notification", "eoc_deadline_reminder", "referee_follow_up_missing_references", "referee_reference_request", "reminder_reference_nudge", "candidate_follow_up_missing_references", "candidate_reference_request", "reference_replacement", "reference_request", "follow_up_missing_references", "apply_to_another_course_after_30_working_days", "apply_to_multiple_courses_after_30_working_days", "candidate_decision_request", "offer_10_day", "offer_20_day", "offer_30_day", "offer_40_day", "offer_50_day", "course_unavailable_notification", "course_unavailable_slack_notification", "set_up_organisation_permissions"]
> <enum> ApplicationReference.feedback_status: ["cancelled", "cancelled_at_end_of_cycle", "not_requested_yet", "feedback_requested", "feedback_provided", "feedback_refused", "email_bounced"]
> <enum> ApplicationReference.referee_type: ["academic", "professional", "school-based", "character"]
> <enum> ApplicationReference.safeguarding_concerns_status: ["not_answered_yet", "no_safeguarding_concerns_to_declare", "has_safeguarding_concerns_to_declare", "never_asked"]
15,33c28,33
< <enum> ApplicationReference.feedback_status: ["cancelled", "cancelled_at_end_of_cycle", "not_requested_yet", "feedback_requested", "feedback_provided", "feedback_refused", "email_bounced"]
< <enum> ApplicationReference.referee_type: ["academic", "professional", "school-based", "character"]
< <enum> ApplicationReference.safeguarding_concerns_status: ["not_answered_yet", "no_safeguarding_concerns_to_declare", "has_safeguarding_concerns_to_declare", "never_asked"]
< <enum> ChaserSent.chaser_type: ["apply_service_is_now_open", "find_service_is_now_open", "find_service_open_organisation_notification", "respond_to_applications_before_reject_by_default_date", "eoc_first_deadline_reminder", "eoc_second_deadline_reminder", "find_has_opened", "new_cycle_has_started", "apply_service_open_organisation_notification", "eoc_deadline_reminder", "referee_follow_up_missing_references", "referee_reference_request", "reminder_reference_nudge", "candidate_follow_up_missing_references", "candidate_reference_request", "reference_replacement", "reference_request", "follow_up_missing_references", "apply_to_another_course_after_30_working_days", "apply_to_multiple_courses_after_30_working_days", "candidate_decision_request", "offer_10_day", "offer_20_day", "offer_30_day", "offer_40_day", "offer_50_day", "course_unavailable_notification", "course_unavailable_slack_notification", "set_up_organisation_permissions"]
< <enum> Course.level: ["Primary", "Secondary", "Further education"]
< <enum> Course.study_mode: ["F", "P", "B"]
< <enum> Course.funding_type: ["fee", "salary", "apprenticeship"]
< <enum> Course.program_type: ["HE", "HES", "SD", "SS", "SC", "SSC", "TA", "TDA"]
< <enum> Course.degree_grade: ["two_one", "two_two", "third_class", "not_required"]
< <enum> Course.application_status: [0, 1]
< <enum> CourseOption.vacancy_status: ["vacancies", "no_vacancies"]
< <enum> CourseOption.study_mode: ["full_time", "part_time"]
< <enum> DataExport.export_type: ["active_provider_user_permissions", "active_provider_users", "applications_by_demographic_domicile_and_degree_class", "applications_by_subject_route_and_degree_grade", "application_references", "application_timings", "application_timings_for_current_cycle", "candidate_application_feedback", "candidate_autosuggest_usage", "candidate_email_send_counts", "candidate_feedback", "candidate_journey_tracking", "candidate_course_choice_withdrawal_survey", "equality_and_diversity", "external_report_applications", "external_report_candidates", "find_feedback", "interview_export", "ministerial_report_applications_export", "ministerial_report_candidates_export", "notifications_export", "notification_preferences_export", "notes_export", "offer_conditions", "organisation_permissions", "provider_access_controls", "providers_export", "persona_export", "qualifications", "referee_survey", "sites_export", "structured_reasons_for_rejection", "submitted_application_choices", "submitted_application_choices_for_current_cycle", "tad_applications", "tad_provider_performance", "tad_subject_domicile_nationality", "user_permissions", "who_ran_which_export", "work_history_break"]
< <enum> Email.delivery_status: ["not_tracked", "notify_error", "pending", "skipped", "unknown", "delivered", "permanent_failure", "temporary_failure", "technical_failure"]
< <enum> EnglishProficiency.qualification_status: ["has_qualification", "no_qualification", "qualification_not_needed"]
< <enum> Provider.region_code: ["east_midlands", "eastern", "london", "no_region", "north_east", "north_west", "scotland", "south_east", "south_west", "wales", "west_midlands", "yorkshire_and_the_humber"]
< <enum> Provider.provider_type: ["lead_school", "scitt", "university"]
< <enum> ValidationError.service: ["apply", "manage"]
< <enum> WithdrawalReason.status: ["draft", "published"]
---
> <enum> ApplicationChoice.status: ["unsubmitted", "cancelled", "awaiting_provider_decision", "inactive", "interviewing", "offer", "pending_conditions", "recruited", "rejected", "application_not_sent", "offer_withdrawn", "declined", "withdrawn", "conditions_not_met", "offer_deferred"]
> <enum> ApplicationChoice.rejection_reasons_type: ["rejection_reason", "reasons_for_rejection", "rejection_reasons", "vendor_api_rejection_reasons"]
> <enum> OfferCondition.status: ["pending", "met", "unmet"]
> <enum> ApplicationQualification.level: ["degree", "gcse", "other"]
> <enum> ApplicationQualification.comparable_uk_degree: ["bachelor_ordinary_degree", "bachelor_honours_degree", "postgraduate_certificate_or_diploma", "masters_degree", "doctor_of_philosophy", "post_doctoral_award"]
> <enum> ApplicationQualification.enic_reason: ["obtained", "waiting", "maybe", "not_needed"]
35,36d34
< <enum> ReferenceCondition.status: ["pending", "met", "unmet"]
< <enum> SkeCondition.status: ["pending", "met", "unmet"]
37a36,37
> <enum> SkeCondition.status: ["pending", "met", "unmet"]
> <enum> ReferenceCondition.status: ["pending", "met", "unmet"]