This reverts merge request !482

gitlab-rails: Ruby-ize all dependency checks

Closes gitlab-org/charts/gitlab#2165

See merge request gitlab-org/build/CNG!478

Fix logical ordering of database migration check.

Update pip and setuptools in gitlab-python image

Closes gitlab-org/charts/gitlab#2143

See merge request gitlab-org/build/CNG!486

This reverts commit 31ff7e0aa68dae5c5f12a610a07702157d649185.

Release each of our ubi build dependencies independently

See merge request gitlab-org/build/CNG!485

Its now handled by the upstream image

Add ee env variable to force an EE pipeline

Closes gitlab-org/charts/gitlab#2167

See merge request gitlab-org/build/CNG!482

Signed-off-by: Balasankar "Balu" C <balasankarc@autistici.org>

Ensure python is copied to the sidekiq dir when building offline

Closes gitlab-org/charts/gitlab#2171

See merge request gitlab-org/build/CNG!484

Dangerfile: align language with Omnibus / charts

See merge request gitlab-org/build/CNG!483

Align the message language to that already used in Omnibus / charts

Danger: change "leave unassigned" to "label ready for review"

See merge request gitlab-org/build/CNG!481

Include sidekiq in the release artifacts

See merge request gitlab-org/build/CNG!480

Update the messagr from the bot to ask that the MR be labelled with
~"workflow::ready for review" and possibly ~"community contributions"

Update redis/redis-rb from 4.1.4 to 4.2.1

See merge request gitlab-org/build/CNG!473

Fix entrypoint after moving where entrypoint.sh has been placed.

Align the `COPY scripts/` into the containers to be identical between
standard and UBI. UBI was more direct, so used this pattern.

Alterations based on Rubocop suggestions.

Move to `rails-dependencies` script, using modules and threading,
replacing looping process restarts.

gitlab-rails: check dependencies directly instead of via Rake call

Closes gitlab-org/charts/gitlab#1775

See merge request gitlab-org/build/CNG!433

- Remove extraneous file
- Formatting changes
- Ruby-ism simplification

Bump mail_room to 0.0.6

See merge request gitlab-org/build/CNG!476

Instead of stable branches use GITLAB_VERSION to decide CE or EE

Closes gitlab-org/charts/gitlab#2163

See merge request gitlab-org/build/CNG!477

Signed-off-by: Balasankar "Balu" C <balasankarc@autistici.org>