[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[bot]]

Codecov Report

:white_check_mark: All modified and coverable lines are covered by tests. :white_check_mark: Project coverage is 45.48%. Comparing base (fbe6824) to head (6cbca3f). :warning: Report is 24 commits behind head on stable8.

Additional details and impacted files

@@           Coverage Diff            @@
##           stable8    #7991   +/-   ##
========================================
  Coverage    45.48%   45.48%           
========================================
  Files          192      192           
  Lines         4769     4769           
  Branches      1230     1230           
========================================
  Hits          2169     2169           
  Misses        2506     2506           
  Partials        94       94           

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