Bump Symfony 8 to PHP >= 8.4

Author: nicolas-grekas

composer.json

@@ -16,17 +16,17 @@
         }
     ],
     "require": {
-        "php": ">=8.2",
+        "php": ">=8.4",
         "psr/container": "^1.1|^2.0",
         "psr/log": "^1|^2|^3",
-        "symfony/filesystem": "^7.2|^8.0",
-        "symfony/type-info": "^7.2|^8.0",
-        "symfony/var-exporter": "^7.2|^8.0"
+        "symfony/filesystem": "^7.4|^8.0",
+        "symfony/type-info": "^7.4|^8.0",
+        "symfony/var-exporter": "^7.4|^8.0"
     },
     "require-dev": {
         "phpstan/phpdoc-parser": "^1.0",
-        "symfony/dependency-injection": "^7.2|^8.0",
-        "symfony/http-kernel": "^7.2|^8.0"
+        "symfony/dependency-injection": "^7.4|^8.0",
+        "symfony/http-kernel": "^7.4|^8.0"
     },
     "autoload": {
         "psr-4": { "Symfony\\Component\\JsonStreamer\\": "" },