Upgrade to PHP 8.1 and higher.

Author: prwater

composer.json

@@ -28,7 +28,7 @@
     "phpunit/phpunit": "^9.6.3",
     "plaisio/console-kernel": "^1.0.1",
     "plaisio/console-type-script": "^1.0.0",
-    "plaisio/phing-extensions": "^3.20",
+    "plaisio/phing-extensions": "^3.2.0",
     "setbased/phing-extensions": "^3.1.0"
   },
   "autoload": {