Prepare for compatibility to phpstan 2

Author: SenseException

Diff for: composer.json

@@ -29,7 +29,8 @@
         "psalm/plugin-phpunit": "^0.18.4",
         "doctrine/coding-standard": "^12.0",
         "squizlabs/php_codesniffer": "^3.9",
-        "phpstan/phpstan-strict-rules": "^1.5"
+        "phpstan/phpstan-strict-rules": "^1.5",
+        "phpstan/phpstan-deprecation-rules": "^1.2"
     },
     "autoload": {
         "psr-4": {

Diff for: phpstan.neon.dist

@@ -9,3 +9,4 @@ parameters:
             path: %currentWorkingDirectory%/src/DependencyInjection/Configuration.php
 includes:
     - vendor/phpstan/phpstan-strict-rules/rules.neon
+    - phar://phpstan.phar/conf/bleedingEdge.neon