adjust CI for PHP 8.2

Author: LordSimal

.github/workflows/ci.yml

@@ -14,7 +14,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php-version: ['5.6', '7.4', '8.0']
+        php-version: ['5.6', '7.4', '8.0', '8.1', '8.2']
         prefer-lowest: ['']
         include:
           - php-version: '5.6'