[CI] Update markdownlint-cli version to 0.46.0

[thompson-tomo]

Changes

This bumps markdownlint-cli to the latest version which appears not to be managed via dependabot due to direct install via a command.

For significant contributions please make sure you have completed the following items:

• CHANGELOG.md updated for non-trivial changes
• Unit tests have been added
• Changes in public API reviewed

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 89.95%. Comparing base (b568e71) to head (ad3dbe9).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3769      +/-   ##
==========================================
+ Coverage   89.93%   89.95%   +0.02%     
==========================================
  Files         225      225              
  Lines        7158     7158              
==========================================
+ Hits         6437     6438       +1     
+ Misses        721      720       -1     

see 1 file with indirect coverage changes

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.

[marcalff]

LGTM