chore: Lock composer php version

composer.json

@@ -8,7 +8,7 @@
     ],
     "license": "MIT",
     "require": {
-        "php": "^8.0|^7.4",
+        "php": "^8.1",
         "ext-intl": "*",
         "biscolab/laravel-recaptcha": "^5.4",
         "doctrine/dbal": "^3.1",
@@ -45,7 +45,10 @@
     "config": {
         "optimize-autoloader": true,
         "preferred-install": "dist",
-        "sort-packages": true
+        "sort-packages": true,
+        "platform": {
+            "php": "8.1"
+        }
     },
     "extra": {
         "laravel": {