AC-2841:PHP 7.4 compatibility removal from the codebase

Author: faizan-shk

composer.json

@@ -8,7 +8,7 @@
     ],
     "bin": ["bin/svc"],
     "require": {
-        "php": "~7.4.0||~8.1.0",
+        "php": "~8.1.0",
         "ext-json": "*",
         "laminas/laminas-dependency-plugin": "^2.2.0",
         "laminas/laminas-stdlib": "~3.6.0",