Remove unused dead singular assignee code in boards

See merge request !12077

Introduced in
https://gitlab.com/gitlab-org/gitlab-ce/commit/adc59353fa48c5e433b80efc1698c0b12e121968#852fdbe4145be33eca58d30d8c2f4a6623ef8602_30_30

Only usage removed in
https://gitlab.com/gitlab-org/gitlab-ce/commit/de9e559d4495560095adfa03ea6489ea51f6f2f4#e22df3c6b3631af90cde45bbb974ddce72aefab7_21_21

Bump Faraday and dependent OAuth2 gem version to support no_proxy variable

Closes omnibus-gitlab#1714

See merge request !12074

Fixes sign up active state underline misalignment

Closes #33208

See merge request !11890

Bugfix/upgrade ruby parser

See merge request !11861

Closes gitlab-org/omnibus-gitlab#1714

remove outline from More Actions icon when dropdown open

Closes #33469

See merge request !12054

Don't check if MailRoom is running on Omnibus

Closes #19607

See merge request !12056

Only look up diff size limit flags once per request

See merge request !12048

Revert "Regenerate po and js files"

See merge request !12044

Ensure wiki is created before we visit the Wiki page

Closes #32622

See merge request !12059

Fix intermittent Spinach markdown render failure

Closes #33457

See merge request !12053

Make the revision on the `/help` page clickable

See merge request !12016

Improve the grammar of the API docs

See merge request !11863

Fix syntax error that breaks link to permissions document.

See merge request !11968

Clarify transferring project, specify permissions

See merge request !11934

Update google.md

See merge request !12010

Fix triggered CE builds

Closes #33512

See merge request !12046

Add note on moving or renaming registry repository

See merge request !11882

Add Array `findIndex` support

Closes #33315

See merge request !11961

Prompt user to create personal access token for Git over HTTP

See merge request !11986

Locales fix

See merge request !12018

When loading a tree with a README.md, we need to wait for the blob viewer.

Remove nicescroll from job trace

Closes #33467 and #33427

See merge request !12028

Fixed dashboard milestone tabs not loading

Closes #33477

See merge request !12023

🤦Signed-off-by: Rémy Coutable <remy@rymai.me>

Display issue state in issue links section of merge request widget

Closes #33381

See merge request !12021