Fixes broken form for feature flags

Closes #10233

See merge request gitlab-org/gitlab-ee!9953

EE: Removes ee differences for container.vue

See merge request gitlab-org/gitlab-ee!9950

Creates a mixin to include the ee only properties

Resolve "Build QA image should have a higher git clone depth"

Closes #58671

See merge request gitlab-org/gitlab-ce!25959

Removes EE differences from environment_item

Closes gitlab-ee#10029

See merge request gitlab-org/gitlab-ce!25930

EE: Removes EE differences from environment_item

Closes #10029

See merge request gitlab-org/gitlab-ee!9936

Creares a mixin & moves the EE template
differences into CE

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

Fix convdev note alert box

See merge request gitlab-org/gitlab-ce!25984

Olliverschinagl/gitlab ce clarify master branch name

See merge request gitlab-org/gitlab-ce!25965

The 'master' branch name is confusing as it indicates some special branch name,
where it is actually just a 'ref'. 'branches' _is_ a special name as it
indicates 'all' branches.

Lets clarify the example a little to indicate this.
Signed-off-by: Olliver Schinagl <oliver@schinagl.nl>

Resolve "A lot of Trigger Token is Accessible from Internet because of the Documentation"

Closes #52261

See merge request gitlab-org/gitlab-ce!25945

EE Emphasize trigger token security concerns

See merge request gitlab-org/gitlab-ee!9946

Update setTestTimeout documentation

See merge request gitlab-org/gitlab-ce!25932

doc/ci/yaml: correct recursive expanded includes documentation

See merge request gitlab-org/gitlab-ce!25918

doc: ci/include: note about caching

See merge request gitlab-org/gitlab-ce!22654

Upgrading gitaly version to 1.27.0

See merge request gitlab-org/gitlab-ce!25986

Remove node 6 config

See merge request gitlab-org/gitlab-ce!25933

EE port of "Remove node 6 config"

See merge request gitlab-org/gitlab-ee!9963

Add feature flag to enforce gitaly request limits

See merge request gitlab-org/gitlab-ce!25931

We typically don't want to enforce request limits in production
However, we have some production-like test environments, i.e., ones
where `Rails.env.production?` returns `true`. We do want to be able
to check if the limit is being exceeded while testing in those
environments.

Fixes bug in FindAllTags when using a commit sha as the tagname
would cause an error

The `note` alert box within the convdev doc was improperly formatted. 

* mg-remove-node6-support:
  Remove node 6 trailing comma support
  Upgrade prettier to latest

Removes the CSRF token if the emojis.json is on a CDN

Closes #58784

See merge request gitlab-org/gitlab-ce!25979