build(bazel): update documentation for docs authors

[kormide]

@gkalpak @devversion @josephperrott @gregmagolan

PR Checklist

Please check if your PR fulfills the following requirements:

• [x] The commit message follows our guidelines: https://github.com/angular/angular/blob/main/CONTRIBUTING.md#commit
• [ ] Tests for the changes have been added (for bug fixes / features)
• [x] Docs have been added / updated (for bug fixes / features)

PR Type

What kind of change does this PR introduce?

• [ ] Bugfix
• [ ] Feature
• [ ] Code style update (formatting, local variables)
• [ ] Refactoring (no functional changes, no api changes)
• [x] Build related changes
• [ ] CI related changes
• [x] Documentation content changes
• [ ] angular.io application / infrastructure changes
• [ ] Other... Please describe:

What is the current behavior?

The documentation is out of date after the bazel migration.

What is the new behavior?

(in progress) Docs are up to date.

Does this PR introduce a breaking change?

• [ ] Yes
• [x] No

This is in progress. I'll keep the PR open while drafting until it's ready for review.

[kormide]

I did a first draft. Probably missing some things, but it would be good to have some feedback at this point.

[devversion]

@kormide does this need a rebase?

[kormide]

@kormide does this need a rebase?

@devversion Yep, rebased.

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