Fixes #15732

Motivation

Rename doc label.

Modifications

• no-need-doc -> doc-not-needed
• doc-added -> doc-complete

Verifying this change

• Make sure that the change passes the CI checks.

This change is a trivial rework / code cleanup without any test coverage.

Does this pull request potentially affect one of the following parts:

If yes was chosen, please highlight the changes

• Dependencies (does it add or upgrade a dependency): (yes / no)
• The public API: (yes / no)
• The schema: (yes / no / don't know)
• The default values of configurations: (yes / no)
• The wire protocol: (yes / no)
• The rest endpoints: (yes / no)
• The admin cli options: (yes / no)
• Anything that affects deployment: (yes / no / don't know)

Documentation

Check the box below or label this PR directly.

Need to update docs?

• doc-required
  (Your PR needs to update docs and you will update later)

• no-need-doc
  (Please explain why)

• doc
  (Your PR contains doc changes)

• doc-added
  (Docs have been already added)