[7.0] Bump to PHP 8.2 minimum

Author: nicolas-grekas

composer.json

@@ -16,14 +16,14 @@
         }
     ],
     "require": {
-        "php": ">=8.1"
+        "php": ">=8.2"
     },
     "require-dev": {
-        "symfony/security-core": "^5.4|^6.0|^7.0",
-        "symfony/console": "^5.4|^6.0|^7.0"
+        "symfony/security-core": "^6.4|^7.0",
+        "symfony/console": "^6.4|^7.0"
     },
     "conflict": {
-        "symfony/security-core": "<5.4"
+        "symfony/security-core": "<6.4"
     },
     "autoload": {
         "psr-4": { "Symfony\\Component\\PasswordHasher\\": "" },