add php 8.5 to tests workflow

Author: samsonasik

.github/workflows/tests.yaml

@@ -18,7 +18,7 @@ jobs:
             fail-fast: false
             matrix:
                 os: [ubuntu-latest, windows-latest]
-                php-versions: ['8.2', '8.3', '8.4']
+                php-versions: ['8.2', '8.3', '8.4', '8.5']
 
         runs-on: ${{ matrix.os }}
         timeout-minutes: 3