Email user when request to join instance approved

When a user's request to access an instance is approved they should
receive an email letting them know.

Committing for save

Update email conditionals

Committing for save

Committing for save

Rebased with master

Get notify mailer working

Delete unused files

Remove extra space

Update email text

Change notify back to devise mailer

Verify that email is working

Use letter opener to verify that email is sent and formatted correctly,
fix spec and static analysis errors

Remove unused functions

Re add removed test

Run bin rake gettext regen

Add negative test case

Add changelog entry

Remove username helper

Didn't need username helper, just used string interp

No plain strings

Use different string interp

Remove extra newlines

Add translation strings

Add equals sign

Address MR review comments

Clarify tests, DRY tests, add tests

Clarify email spec

Clarify deliver email to user email

Add missing space

Add html safe link

Clean up spec

Correct html safe link

Regex match link

Move link to email view

Move link out of email helper and into email view, which makes writing
specs way easier

Use percent interpolation instead of hash

Re run gettext regenerate

Change html haml email link

Rerun gettext regenerate

Match variable name

Rebase with master for merge conflict

Merge conflict resolution

Change resource to user

Fix static analysis errors

Change user back to resource

Fix unified components inline view

See merge request gitlab-org/gitlab!47345

Added check for `inline` to parallelizeDiffLines util function.
This keeps the data in a more "inine" structure.

Clarify no delayed delete on personal projects

See merge request gitlab-org/gitlab!47035

Previously it was not clear that delayed deletion of projects can
only be enabled for projects in groups, not for projects in personal
namespaces. This improves the documentation to reflect both aspects.

Filter non-existing Project IDs while populating `has_vulnerabilities`

See merge request gitlab-org/gitlab!47267

Improve HAML to JS bootstrapping docs

See merge request gitlab-org/gitlab!45306

Place a general explaination at the top level
style guide and link to it from the vue and vuex
guides.

Update dependency @gitlab/ui to v23.6.1

See merge request gitlab-org/gitlab!47327

Experiment with caching a shallow clone of the gitlab project

See merge request gitlab-org/gitlab!47220

Refactor dast profile cache_utils removeProfile to immer

See merge request gitlab-org/gitlab!47298

Improve CI/CD script documentation

See merge request gitlab-org/gitlab!47162

There are some ways to format script sections
to change how they display in job logs. These
should be documented separately, to allow for
more detailed examples (covering different OSes,
for example). We also need to split the before_script
and after_script details, as they work differently.

Docs: Runner guided install (1 of 2)

See merge request gitlab-org/gitlab!44316

Run project housekeeping for pull mirrors

See merge request gitlab-org/gitlab!46493

Resolve "Implement gitlab-ui component for sorting Releases"

See merge request gitlab-org/gitlab!43963

Remove group_wikis licensed feature flag

See merge request gitlab-org/gitlab!47291

Fix slow reference parser test case

See merge request gitlab-org/gitlab!47365

Memoize the rendered icon tags and partials

See merge request gitlab-org/gitlab!47269

Fixed container registry pathGenerator to count on empty name

See merge request gitlab-org/gitlab!47421

Prevent augmenting for orphan dependencies

See merge request gitlab-org/gitlab!47321

The shallow clone caching is enabled if the $ENABLE_SHALLOW_REPO_CACHING
variable exists.

The full clone caching is enabled by default unless the
$DISABLE_FULL_REPO_CACHING variable exists.
Signed-off-by: Rémy Coutable <remy@rymai.me>

Revert "Merge branch '273765-disallow-editing-project-level-mr-settings' into 'master'"

See merge request gitlab-org/gitlab!47410

Fix broken assigee title component prop

See merge request gitlab-org/gitlab!47397

Quarantine prometheus metric initialization spec

See merge request gitlab-org/gitlab!47411

This spec is failing in case metrics have been recorded before this
pec runs. Causing an order-dependant failure.

The prometheus-tag on the spec is supposed to take care of that, but
it appears to not be working.

Remove unnecessary waiting in the diff file component

See merge request gitlab-org/gitlab!47350

Default-on parallel push checks

See merge request gitlab-org/gitlab!47317

Add user info to Terraform State List

See merge request gitlab-org/gitlab!46984

Adds lockedBy info for the state list
Adds updatedBy info for the state list

Allow canceling all pipelines with auto-cancel

See merge request gitlab-org/gitlab!46686

This is behind a FF ci_auto_cancel_all_pipelines

This reverts merge request !46637

Update docs with new known_events path

See merge request gitlab-org/gitlab!47173

Add CI yaml parameter to API project CI lint

See merge request gitlab-org/gitlab!47026

Dast modal UX improvement

See merge request gitlab-org/gitlab!46681

This commit will remove the download button
from the Dast Modal and add the download
link to the Banner which is
advertising to Download the DAST-Report

Update MR widget vulnerability message

See merge request gitlab-org/gitlab!46167