Add Laravel 11 to test matrix

Author: nagi1

.github/workflows/run-tests.yml

@@ -17,11 +17,13 @@ jobs:
       matrix:
         os: [ubuntu-latest, windows-latest]
         php: [8.2]
-        laravel: ['10.*', '12.*']
+        laravel: ['10.*', '12.*', '11.*']
         stability: [prefer-stable]
         include:
           - laravel: 10.*
             testbench: 8.*
+          - laravel: 11.*
+            testbench: 9.*
           - laravel: 12.*
             testbench: 10.*