Temporary pin phpstan to 2.1.34 (#3551)

Author: samsonasik

composer.json

@@ -24,7 +24,7 @@
         "nette/robot-loader": "^4.1",
         "phpecs/phpecs": "^2.2",
         "phpstan/extension-installer": "^1.4.3",
-        "phpstan/phpstan": "^2.1.33",
+        "phpstan/phpstan": "2.1.34",
         "phpstan/phpstan-webmozart-assert": "^2.0",
         "phpunit/phpunit": "^12.5",
         "rector/jack": "^0.5.1",