allow Symfony 8 components (#27)

Author: xabbuh

composer.json

@@ -15,7 +15,7 @@
     ],
     "require": {
         "php": "^7.2 || ^8.0",
-        "symfony/finder": "^4.4 || ^5.3 || ^6 || ^7",
+        "symfony/finder": "^4.4 || ^5.3 || ^6 || ^7 || ^8",
         "composer/pcre": "^2.1 || ^3.1"
     },
     "require-dev": {
@@ -24,7 +24,7 @@
         "phpstan/phpstan-deprecation-rules": "^1 || ^2",
         "phpstan/phpstan-strict-rules": "^1.1 || ^2",
         "phpstan/phpstan-phpunit": "^1 || ^2",
-        "symfony/filesystem": "^5.4 || ^6"
+        "symfony/filesystem": "^5.4 || ^6 || ^7 || ^8"
     },
     "autoload": {
         "psr-4": {