Allow php 8

Signed-off-by: William Desportes <[email protected]>

Author: williamdes

composer.json

@@ -16,7 +16,7 @@
         "issues": "https://github.com/phpmyadmin/coding-standard/issues"
     },
     "require": {
-        "php": ">=7.1",
+        "php": "^7.1 || ^8.0",
         "doctrine/coding-standard": "^8.1",
         "squizlabs/php_codesniffer": "^3.5.5"
     },