Update: include php 8.4 in workflow

Author: jordyvanderhaegen

.github/workflows/main.yml

@@ -13,7 +13,7 @@ jobs:
             fail-fast: true
             matrix:
                 os: [ubuntu-latest]
-                php: [8.3, 8.2, 8.1]
+                php: [8.4, 8.3, 8.2, 8.1]
                 laravel: [11.*, 10.*, 9.*]
                 stability: [prefer-lowest, prefer-stable]
                 include: