Add support for Symfony 8 (#1895)

Author: cleptric

composer.json

@@ -29,7 +29,7 @@
         "guzzlehttp/psr7": "^1.8.4|^2.1.1",
         "jean85/pretty-package-versions": "^1.5|^2.0.4",
         "psr/log": "^1.0|^2.0|^3.0",
-        "symfony/options-resolver": "^4.4.30|^5.0.11|^6.0|^7.0"
+        "symfony/options-resolver": "^4.4.30|^5.0.11|^6.0|^7.0|^8.0"
     },
     "require-dev": {
         "friendsofphp/php-cs-fixer": "^3.4",