support symfony v6

Author: patinthehat

composer.json

@@ -22,7 +22,7 @@
     "require": {
         "php": "^7.3|^8.0",
         "ext-simplexml": "*",
-        "symfony/console": "^5.3"
+        "symfony/console": "^5.3|^6.0"
     },
     "require-dev": {
         "phpunit/phpunit": "^9.5",