feat: Add support for Symfony 8 (#30)

Author: Kocal

composer.json

@@ -13,14 +13,14 @@
     ],
     "require": {
         "php": ">=8.0",
-        "symfony/console": "^5.4|^6.0|^7.0",
+        "symfony/console": "^5.4|^6.0|^7.0|^8.0",
         "zenstruck/assert": "^1.0"
     },
     "require-dev": {
         "phpstan/phpstan": "^1.4",
         "phpunit/phpunit": "^9.5.0",
-        "symfony/framework-bundle": "^5.4|^6.0|^7.0",
-        "symfony/phpunit-bridge": "^6.2|^7.0"
+        "symfony/framework-bundle": "^5.4|^6.0|^7.0|^8.0",
+        "symfony/phpunit-bridge": "^6.2|^7.0|^8.0"
     },
     "config": {
         "preferred-install": "dist",