[main] chore(docs): Automated styling update from server

[nextcloud-command]

Auto-generated update of our locally cached css styling from

• https://nextcloud.github.io/server/apps/theming/css/default.css
• https://nextcloud.github.io/server/core/css/server.css
• https://nextcloud.github.io/server/core/css/apps.css
• https://nextcloud.github.io/server/dist/icons.css

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 53.28%. Comparing base (5f6ae35) to head (a90e025).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #8831   +/-   ##
=======================================
  Coverage   53.28%   53.28%           
=======================================
  Files         109      109           
  Lines        3699     3699           
  Branches     1083     1082    -1     
=======================================
  Hits         1971     1971           
  Misses       1473     1473           
  Partials      255      255           

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