Drop old versions

composer.json

@@ -22,12 +22,12 @@
     ],
     "homepage": "https://docs.sonata-project.org/projects/SonataIntlBundle",
     "require": {
-        "php": "^8.0",
-        "symfony/config": "^5.4 || ^6.2 || ^7.0",
-        "symfony/dependency-injection": "^5.4 || ^6.2 || ^7.0",
-        "symfony/http-foundation": "^5.4 || ^6.2 || ^7.0",
-        "symfony/http-kernel": "^5.4 || ^6.2 || ^7.0",
-        "symfony/intl": "^5.4 || ^6.2 || ^7.0",
+        "php": "^8.1",
+        "symfony/config": "^6.4 || ^7.1",
+        "symfony/dependency-injection": "^6.4 || ^7.1",
+        "symfony/http-foundation": "^6.4 || ^7.1",
+        "symfony/http-kernel": "^6.4 || ^7.1",
+        "symfony/intl": "^6.4 || ^7.1",
         "symfony/translation-contracts": "^2.5 || ^3.0",
         "twig/twig": "^3.0"
     },
@@ -44,8 +44,8 @@
         "psalm/plugin-phpunit": "^0.18",
         "psalm/plugin-symfony": "^5.0",
         "rector/rector": "^1.1",
-        "symfony/phpunit-bridge": "^6.2",
-        "symfony/security-core": "^5.4 || ^6.2 || ^7.0",
+        "symfony/phpunit-bridge": "^6.4 || ^7.1",
+        "symfony/security-core": "^6.4 || ^7.1",
         "vimeo/psalm": "^5.0"
     },
     "conflict": {