Update GitHub Actions for Laravel 12

Author: laravel-shift

.github/workflows/run-tests.yml

@@ -12,7 +12,7 @@ jobs:
       fail-fast: true
       matrix:
         php: [8.4, 8.3, 8.2, 8.1]
-        laravel: ['9.*', '10.*', '11.*']
+        laravel: ['9.*', '10.*', '11.*', '12.*']
         dependency-version: [prefer-lowest, prefer-stable]
         include:
           - laravel: 10.*
@@ -21,9 +21,13 @@ jobs:
             testbench: 7.*
           - laravel: 11.*
             testbench: 9.*
+          - laravel: 12.*
+            testbench: 10.*
         exclude:
           - laravel: 11.*
             php: 8.1
+          - laravel: 12.*
+            php: 8.1
 
     name: P${{ matrix.php }} - L${{ matrix.laravel }} - ${{ matrix.dependency-version }}