Update pest.yml

Author: bram-pkg

.github/workflows/pest.yml

@@ -19,6 +19,8 @@ jobs:
         include:
           - laravel: 10.*
             testbench: ^8
+          - laravel: 11.*
+            testbench: ^9
 
     name: P${{ matrix.php }} - L${{ matrix.laravel }} - ${{ matrix.stability }} - ${{ matrix.os }}