Add PHP 8.4 tests

Author: antonkomarev

.github/workflows/tests.yml

@@ -12,14 +12,16 @@ jobs:
       fail-fast: true
       matrix:
         os: [ubuntu-latest]
-        php: [8.0, 8.1, 8.2, 8.3]
+        php: [8.0, 8.1, 8.2, 8.3, 8.4]
         laravel: ['9.*', '10.*', '11.*', '12.*']
         dependency-version: [prefer-lowest, prefer-stable]
         exclude:
           - laravel: 9.*
             php: 8.2
           - laravel: 9.*
             php: 8.3
+          - laravel: 9.*
+            php: 8.4
           - laravel: 10.*
             php: 8.0
           - laravel: 11.*