pin ergebnis/composer-normalize

Author: mmoll

composer.json

@@ -30,7 +30,7 @@
         "squizlabs/php_codesniffer": "^3.6.2"
     },
     "require-dev": {
-        "ergebnis/composer-normalize": "^2.19",
+        "ergebnis/composer-normalize": ">=2.19 <2.30",
         "phan/phan": "^5.1.0",
         "phpstan/phpstan": "^1.0",
         "phpstan/phpstan-strict-rules": "^1.0",