fix(actions): rename content to contents

[skjnldsv]

Renamed content to contents for consistency

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 90.69%. Comparing base (621e4a8) to head (1419664).
⚠️ Report is 4 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1386   +/-   ##
=======================================
  Coverage   90.69%   90.69%           
=======================================
  Files          23       23           
  Lines         666      666           
  Branches      181      181           
=======================================
  Hits          604      604           
  Misses         51       51           
  Partials       11       11           

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[skjnldsv]

Done @susnux

[susnux]

Always confused by the English uncountable vs countable plurals 😅
(for me content sounds right but it seems if you can count the content it becomes contents 🤯 )