feat(guided remediation): add `--upgrade-config` flag #2091

Job	Run time
ensure_snapshots_are_being_cleaned	6s
prettier	15s
golangci-lint	22s
prepare_test_image_fixtures	1m 20s
Run unit tests (ubuntu-latest)	1m 29s
Run unit tests (macos-latest)	2m 38s
Run unit tests (windows-latest)	4m 51s
	11m 1s

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