Add PHP 8.5 to the testing matrix

Author: iamfarhad

.github/workflows/tests.yml

@@ -18,7 +18,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php: [ 8.1, 8.2, 8.3, 8.4 ]
+        php: [ 8.1, 8.2, 8.3, 8.4, 8.5 ]
         laravel: [ 10.*, 11.*, 12.* ]
         exclude:
           - php: 8.1