Update dependency phpstan/phpstan to ^2.2.9

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
phpstan/phpstan	^2.2.8 → ^2.2.9

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Release Notes

phpstan/phpstan-phar-composer-source (phpstan/phpstan)

v2.2.9

Compare Source

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[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 97.18%. Comparing base (6d0bc06) to head (ac669ae).
⚠️ Report is 1 commits behind head on main.
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #382   +/-   ##
=======================================
  Coverage   97.18%   97.18%           
=======================================
  Files           6        6           
  Lines         532      532           
=======================================
  Hits          517      517           
  Misses         15       15           

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