Fix rector

[Tigrov]

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

[what-the-diff[bot]]

PR Summary

• Rectification in rector.php file The AddDefaultValueForUndefinedVariableRector class, which was previously overlooked, is now included in the list of classes under review, allowing for better code optimization and reducing the likelihood of potential undefined variables issues in the future.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (6845a40) 99.64% compared to head (2f33433) 99.64%. Report is 2 commits behind head on master.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #780 +/- ## ========================================= Coverage 99.64% 99.64% Complexity 1272 1272 ========================================= Files 63 63 Lines 3061 3061 ========================================= Hits 3050 3050 Misses 11 11 ```

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