[depre] Deprecate StringExtensionToConfigBuilderRector as deprecated in Symfony 7.4

Author: TomasVotruba

composer.json

@@ -8,9 +8,9 @@
         "ext-xml": "*"
     },
     "require-dev": {
-        "phpecs/phpecs": "^2.0.1",
+        "phpecs/phpecs": "^2.2",
         "phpstan/extension-installer": "^1.4",
-        "phpstan/phpstan": "^2.1.8",
+        "phpstan/phpstan": "^2.1.31",
         "phpstan/phpstan-webmozart-assert": "^2.0",
         "phpunit/phpunit": "^11.4",
         "rector/rector-src": "dev-main",