pump php version

Author: Rich Shank

composer.json

@@ -7,7 +7,7 @@
     "require": {
         "codeception/codeception": "^2.1 || ^3.1.3 || ^4.1.22 || ^5.0",
         "euautomation/graphql-client": "0.2 || ^0.3 || dev-master",
-        "php": ">=7.1"
+        "php": ">=8.1"
     },
     "autoload": {
         "psr-0": {