Drop PHP 7 and fix compatibility with SF6 (#121)

* Drop PHP 7 and fix compatibility with SF6

* Fixed ci

* Update PHP cs fixer

* tryign to fix more CI issues

* Update psalm baseline

* Upgrade to larvel 9

Author: Nyholm

composer.json

@@ -10,13 +10,13 @@
         }
     ],
     "require": {
-        "php": ">=7.2.5",
+        "php": ">=8.0.5",
         "nyholm/psr7": "^1.4",
         "spiral/roadrunner": "^2.0",
-        "symfony/dependency-injection": "^5.3 || ^6.0",
+        "symfony/dependency-injection": "^5.4 || ^6.0",
         "symfony/http-kernel": "^5.4 || ^6.0",
         "symfony/psr-http-message-bridge": "^2.1",
-        "symfony/runtime": "^5.3 || ^6.0"
+        "symfony/runtime": "^5.4 || ^6.0"
     },
     "require-dev": {
         "phpunit/phpunit": "^9.5"