Update actions/checkout action to v4

Author: renovate[bot]

.github/workflows/build_check.yml

@@ -12,7 +12,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v4
 
       # Cache dependencies
       - name: Cache Gradle packages