Cleanup anchor modifiers

[sergei-maertens]

Part of #36

• Uses the .utrecht-link--current variant in the progress indicator
• Removed the indent and muted (custom) link variants
• Includes the (cherry-picked) patch for the hyphenation

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (8117bac) 72.97% compared to head (a3cfe62) 71.83%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #602      +/-   ##
==========================================
- Coverage   72.97%   71.83%   -1.15%     
==========================================
  Files         213      213              
  Lines        4322     4324       +2     
  Branches     1155     1155              
==========================================
- Hits         3154     3106      -48     
- Misses       1129     1179      +50     
  Partials       39       39              

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[vaszig]

I see a warning in the console, if we can get rid of this as well.