Fix a few things like double spaces, extra capitalization, and
wrapping some non-words in code tags. Also, regenerate the
deprecations file so the pipeline will pass.

A small amount of language cleanup.

Full rewrite of majority of job token docs. Move
some content out to correct page, reorganize and clarify
most sections in the page to help reduce confusion
and bring page up to standards

This change set postpones the removal of the deprecated Terraform CI/CD
templates from milestone 17.0 to 18.0.

Those CI/CD templates will be removed as soon as CI/CD components
are available to self-managed customers.

part of:
https://gitlab.com/gitlab-org/gitlab/-/issues/439284

This is not supposed to be deployed until the release day.

GitLab's support for Ubuntu 18.04 is being deprecated in GitLab 16.8.
Startign with GitLab 17.0, packages will not be provided for Ubuntu
18.04.

Changelog: deprecated

- /data/deprecations/16-8-license-compliance-page.yml
- /data/deprecations/16-8-deprecate-license-list.yml