Revert "Merge branch '213382-use-not-valid-to-immediately-enforce-a-not-null-constraint' into 'master'"

This reverts commit b2535a90, reversing
changes made to 5b50e78a.

Map Feature Flag userWithId Strategy Parameters Between BE and FE

See merge request gitlab-org/gitlab!29193

Add feature specs for new version feature flags

Update the UI for the package registry list

See merge request gitlab-org/gitlab!28426

Add deploy frequency to Group Summary in VSA

See merge request gitlab-org/gitlab!28776

Add Requirements user documentation

See merge request gitlab-org/gitlab!29562

Adds Requirements feature documentation under
user docs.

Notify new merge Request conflicts only once

See merge request gitlab-org/gitlab!28498

Add requirements to permissions doc

See merge request gitlab-org/gitlab!29145

Add InvalidContentMessage and associated spec

See merge request gitlab-org/gitlab!28691

Refactor push rules v2

See merge request gitlab-org/gitlab!28286

Prepare `...Group::Treesaver` to ndjson

See merge request gitlab-org/gitlab!29576

Recover the Jira page version from review

See merge request gitlab-org/gitlab!29586

Remove Jasmine leftovers in EE tests

Closes #12322

See merge request gitlab-org/gitlab!29518

Replace Jasmine globals with Jest equivalents and
disallow further usage of Jasmine global in Jest specs.

Update link to feature flag docs

See merge request gitlab-org/gitlab!29253

Docs: convert reference links to standard links

See merge request gitlab-org/gitlab!29189

Docker expiration policies wire application settings

See merge request gitlab-org/gitlab!28640

- state
- actions
- getters
- mutations

Nuget search: fix the prerelease filtering

See merge request gitlab-org/gitlab!29482

In particular, for packages that have release and pre release versions.

Docs: Add repost for Support note

See merge request gitlab-org/gitlab!28976

Add documetation on Jira issues import MVC

See merge request gitlab-org/gitlab!29480

Introduce rate limit for creating issues via API

See merge request gitlab-org/gitlab!28130

Use music icon for files with .ogg extension

See merge request gitlab-org/gitlab!29514

Fix broken links in some Instance-level integrations

See merge request gitlab-org/gitlab!27298

The Static Site Editor component leverages this dumb component
to communicate to the user that an invalid file type (non-markdown)
is attempting to be used, additionally added corresponding
localization update

Protect sidekiq admin UI with admin mode

Closes #209048

See merge request gitlab-org/gitlab!28164

Document Jira issues import feature flow.

Removed unused directive
Changed dynamic css class
Modified test to use named arguments
Added case for null in utils_spec

Updated snapshots

Added manually published display
Updated group/project link
Updated tests