add php 8.3 and 8.5 to version matrix in test.yaml

Author: pavog

.github/workflows/test.yaml

@@ -13,7 +13,7 @@ jobs:
 
     strategy:
       matrix:
-        php-version: [ '8.4' ]
+        php-version: [ '8.3', '8.4', '8.5' ]
 
     name: Run tests on PHP v${{ matrix.php-version }}