Bump dev tools, drop Symfony 7.2

Author: mbabker

composer.json

@@ -16,20 +16,20 @@
         "react/event-loop": "^1.5",
         "react/socket": "^1.16",
         "symfony/deprecation-contracts": "^2.5 || ^3.0",
-        "symfony/http-foundation": "^6.4 || ^7.2",
-        "symfony/routing": "^6.4 || ^7.2"
+        "symfony/http-foundation": "^6.4 || ^7.3",
+        "symfony/routing": "^6.4 || ^7.3"
     },
     "require-dev": {
         "ext-session": "*",
         "ext-sockets": "*",
         "phpstan/extension-installer": "^1.4.3",
-        "phpstan/phpstan": "2.1.17",
-        "phpstan/phpstan-phpunit": "2.0.6",
-        "phpunit/phpunit": "12.1.6",
+        "phpstan/phpstan": "2.1.29",
+        "phpstan/phpstan-phpunit": "2.0.7",
+        "phpunit/phpunit": "12.3.15",
         "psr/container": "^1.0 || ^2.0",
         "psr/event-dispatcher": "^1.0",
-        "rector/rector": "2.0.16",
-        "symfony/security-core": "^6.4 || ^7.2"
+        "rector/rector": "2.1.7",
+        "symfony/security-core": "^6.4 || ^7.3"
     },
     "conflict": {
         "psr/container": ">=3.0",