Update Ruby to 2.7.5

See merge request gitlab-org/gitlab!76071

Remove createAction from createFlash's interface and add tests

See merge request gitlab-org/gitlab!75899

Refactor some validations in Member classes

See merge request gitlab-org/gitlab!76254

Update name sequences to use entry from Technical Writer style guide

See merge request gitlab-org/gitlab!74468

Send account validation email when pipeline fails

See merge request gitlab-org/gitlab!75183

Fix table error from BG migration rake task

See merge request gitlab-org/gitlab!75692

The Ruby version used by Gitaly was bumped in gitaly@d72c73991 (Update
Ruby to 2.7.5, 2021-12-07). This change upgrades Gitaly to include that
version.

Move JS code into ~/issuable and ~/issues

See merge request gitlab-org/gitlab!76245

Fix flaky epic issues spec

See merge request gitlab-org/gitlab!76315

Use additional headers for matching service desk email

See merge request gitlab-org/gitlab!75443

Fixes https://gitlab.com/gitlab-org/gitlab/-/issues/347398

Make issuable search results badges pajamas compliant

See merge request gitlab-org/gitlab!76168

Fix pipelines usage_quotas pagination

See merge request gitlab-org/gitlab!76092

git: Fix removal of nonexistent repositories

See merge request gitlab-org/gitlab!76219

Add snowplow metrics for failing masked variable validation

See merge request gitlab-org/gitlab!75255

Use global Vue instance in Jest (vue_shared)

See merge request gitlab-org/gitlab!76163

To collect the metrics on ci variables creation
we are adding tracking events
for the validation errors in the ci_variable modal

Changelog: added

Add rspec tests for new filtered search tokens on boards

See merge request gitlab-org/gitlab!75315

Update dependency list location text

See merge request gitlab-org/gitlab!74643

Improve docs style of Pages custom domain

See merge request gitlab-org/gitlab!76041

Deployment Approvals data model

See merge request gitlab-org/gitlab!74932

Document version of Setuptools tested with Dependency Scanning

See merge request gitlab-org/gitlab!76176

Document on-demand scans tabs

See merge request gitlab-org/gitlab!75723

Do not log explicit Gitlab::SidekiqStatus.set calls

See merge request gitlab-org/gitlab!76250

Ensure Jira users and labels have `id` attribute

See merge request gitlab-org/gitlab!75966

A recent change to Apollo means we require IDs for 
every GraphQL object.

Jira labels and users did not include IDs.

This MR ensures Jira labels and users have `id` 
field defined.

https://gitlab.com/gitlab-org/gitlab/-/issues/347162

Changelog: fixed
EE: true

Put vulnerability finding link ingestion behind feature flag

See merge request gitlab-org/gitlab!76167

Clarify (lack of) retention policy for Audit Events in the docs

See merge request gitlab-org/gitlab!76275