Update actions/checkout action to v4

Author: renovate[bot]

.github/workflows/test.yml

@@ -9,7 +9,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: actions/setup-node@v3
       with:
         node-version: 16