chore: Decommissioning Organization, Resource, Permission, Keycloak, SSH, and Activity services

[ibuziuk]

What does this PR do?

• Decommissioning Organization, Resource, Permission, Keycloak, SSH, and Activity services

Removing the following unused and obsolete properties:

• Decommissioning Organization, Resource, Permission, Keycloak, SSH, and Activity services
• Removing obsolete properties:
  • che.limits.organization.*
  • che.keycloak.cascade_user_removal_enabled
  • che.keycloak.admin_username
  • che.keycloak.admin_password

Screenshot/screencast of this PR

What issues does this PR fix or reference?

Related issues:

• Remove che server properties that are outdated che#21411
• Decommissioning PostgreSQL database  che#21374

How to test this PR?

image for verification quay.io/ibuziuk/che-server:cleanup

PR Checklist

As the author of this Pull Request I made sure that:

• The Eclipse Contributor Agreement is valid
• Code produced is complete
• Code builds without errors
• Tests are covering the bugfix
• The repository devfile is up to date and works
• Sections What issues does this PR fix or reference and How to test this PR completed
• Relevant user documentation updated
• Relevant contributing documentation updated
• CI/CD changes implemented, documented and communicated

Reviewers

Reviewers, please comment how you tested the PR when approving it.