chore(deps): update actions/checkout action to v4

Author: renovate[bot]

.github/workflows/test.yml

@@ -10,7 +10,7 @@ jobs:
   build: # make sure build/ci work properly
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: pnpm/[email protected]
         with:
           version: latest