Fix PHPStan errors from baseline

[max-s-lab]

Q	A
Is bugfix?	✔️
New feature?	❌
Breaks BC?	❌
Fixed issues

[codecov]

Codecov Report

❌ Patch coverage is 66.66667% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 64.49%. Comparing base (de3bd9e) to head (5e59c74).

Files with missing lines	Patch %	Lines
...ramework/console/controllers/FixtureController.php	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff            @@
##             master   #20532   +/-   ##
=========================================
  Coverage     64.49%   64.49%           
  Complexity    11571    11571           
=========================================
  Files           433      433           
  Lines         37609    37612    +3     
=========================================
+ Hits          24256    24258    +2     
- Misses        13353    13354    +1     

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[terabytesoftw]

When we merge the PR #20539, it would be great to upgrade to PHPStan 2.0, i know more issues will appear, but in the end it will be cleaner code.

[max-s-lab]

Yes, that's exactly what I wanted to do 🙂

[max-s-lab]

After that, I plan to switch to the second level, as I have fixed almost everything that could be fixed without problems.