Add PHP 8.5 to CI test matrix (#3)

Add PHP 8.5 to the test workflow matrix, excluding it from
Laravel 10 and 11 which don't support it.

Author: evan-burrell

.github/workflows/run-tests.yml

@@ -17,7 +17,7 @@ jobs:
         strategy:
             fail-fast: true
             matrix:
-                php: [8.4, 8.3, 8.2, 8.1]
+                php: [8.5, 8.4, 8.3, 8.2, 8.1]
                 laravel: [13.*, 12.*, 11.*, 10.*]
                 dependency-version: [prefer-lowest, prefer-stable]
                 include:
@@ -38,12 +38,16 @@ jobs:
                         php: 8.1
                     -   laravel: 11.*
                         php: 8.1
+                    -   laravel: 11.*
+                        php: 8.5
+                    -   laravel: 10.*
+                        php: 8.5
 
         name: P${{ matrix.php }} - L${{ matrix.laravel }} - ${{ matrix.dependency-version }}
 
         steps:
             -   name: Checkout code
-                uses: actions/checkout@v4
+                uses: actions/checkout@v5
 
             -   name: Setup PHP
                 uses: shivammathur/setup-php@v2