adjust checkout version

Author: joshunrau

.github/workflows/ci.yaml

@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout Code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v5
       - name: Setup PNPM
         uses: pnpm/action-setup@v4
       - name: Setup Node.js