Build(deps): Bump actions/checkout from 4.1.2 to 4.1.6

Bumps [actions/checkout](https://github.com/actions/checkout) from 4.1.2 to 4.1.6.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](https://github.com/actions/checkout/compare/v4.1.2...a5ac7e51b41094c92402da3b24376905380afc29)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/update-volcano-version.yml

@@ -14,7 +14,7 @@ jobs:
   bump-volcano-version:
     runs-on: ubuntu-20.04
     steps:
-      - uses: actions/checkout@9bb56186c3b09b4f86b1c65136769dd318469633
+      - uses: actions/checkout@a5ac7e51b41094c92402da3b24376905380afc29
       - uses: actions/setup-go@0c52d547c9bc32b1aa3301fd7a9cb496313a4491
         with:
           go-version: ${{env.GO_VERSION}}