Add PHP 8.5 support, fix coverage warnings, ensure Pest 4/PHPUnit 12

Author: freekmurze

.github/workflows/run-tests.yml

@@ -12,7 +12,7 @@ jobs:
       fail-fast: true
       matrix:
         os: [ubuntu-latest]
-        php: [8.2, '8.3', '8.4', '8.5']
+        php: [8.5, 8.4, 8.3, 8.2]
         laravel: ['10.*', '11.*', '12.*', '13.*']
         dependency-version: [prefer-stable]
         exclude: