Update actions/checkout action to v4.3.0

Author: renovate[bot]

.github/workflows/security.yml

@@ -19,7 +19,7 @@ jobs:
     continue-on-error: false
     steps:
       - name: Checkout
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@v4.3.0
       - name: Set up Node
         uses: actions/setup-node@v4.2.0
         with: