fix: Entity parameter types

[SebastianKrupinski]

Psalm was failing on the entity parameter types.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 23.56%. Comparing base (13545a6) to head (c413f8d).
Report is 12 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##               main    #6436   +/-   ##
=========================================
  Coverage     23.56%   23.56%           
  Complexity      454      454           
=========================================
  Files           247      247           
  Lines         11693    11693           
  Branches       2205     2206    +1     
=========================================
  Hits           2755     2755           
  Misses         8618     8618           
  Partials        320      320           

Flag	Coverage Δ
javascript	15.08% <ø> (ø)
php	59.53% <ø> (ø)

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[ChristophWurst]

See nextcloud/server#47329 (comment). 'int' might return.

[st3iny]

Thanks!