Bump actions/checkout from 4.1.7 to 4.2.0

Bumps [actions/checkout](https://github.com/actions/checkout) from 4.1.7 to 4.2.0.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v4.1.7...v4.2.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/test.yml

@@ -12,7 +12,7 @@ jobs:
  runs-on: ubuntu-20.04
  timeout-minutes: 20
  steps:
- - uses: actions/checkout@v4.1.7
+ - uses: actions/checkout@v4.2.0
  with:
  fetch-depth: 1
  - uses: actions/setup-go@v5
@@ -31,7 +31,7 @@ jobs:
  - uses: actions/setup-go@v5
  with:
  go-version: 1.18.x
- - uses: actions/checkout@v4.1.7
+ - uses: actions/checkout@v4.2.0
  with:
  fetch-depth: 1
  - name: "Run unit tests"