Bump to PHP 8.5 in ci matrix

Author: josbeir

.github/workflows/ci.yml

@@ -23,7 +23,7 @@ jobs:
         include:
           - php-version: '8.1'
             dependencies: 'lowest'
-          - php-version: '8.4'
+          - php-version: '8.5'
             dependencies: 'highest'
 
     steps: