Release 1.0.0 actions/checkout@v3

Author: autoframe

.github/workflows/phpunit.yml

@@ -28,7 +28,7 @@ jobs:
 
     steps:
       - name: "Checkout"
-        uses: "actions/checkout@v3"
+        uses: "actions/checkout@v4"
 
       - name: "Install PHP"
         uses: "shivammathur/setup-php@v2"