[stable8] 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 46.99%. Comparing base (5de5b9c) to head (c4c8dda).
⚠️ Report is 16 commits behind head on stable8.

Additional details and impacted files

@@             Coverage Diff             @@
##           stable8    #8797      +/-   ##
===========================================
- Coverage    47.01%   46.99%   -0.03%     
===========================================
  Files          195      195              
  Lines         4943     4943              
  Branches      1274     1274              
===========================================
- Hits          2324     2323       -1     
  Misses        2531     2531              
- Partials        88       89       +1     

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

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.