Merge pull request #43 from torhoehn/feature/phpstan-version

Use same constraint as latest Magento release

Author: shochdoerfer

composer.json

@@ -18,7 +18,7 @@
     "php": "^7.2.0",
     "magento/framework": ">=101.0.0",
     "nette/neon": "^3.1",
-    "phpstan/phpstan": "^0.12.25"
+    "phpstan/phpstan": ">=0.12.3 <=0.12.23"
   },
   "require-dev": {
     "bitexpert/phing-securitychecker": "^0.4.0",