Bump actions/checkout from 3 to 4 (#137)

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/main.yml

@@ -32,7 +32,7 @@ jobs:
             java_major: 17
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: docker/setup-qemu-action@v2
       - uses: docker/setup-buildx-action@v2
       - id: vars