build(deps): bump actions/checkout from 4.1.4 to 4.1.5

Bumps [actions/checkout](https://github.com/actions/checkout) from 4.1.4 to 4.1.5.
- [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/v4.1.4...v4.1.5)

---
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/docs.yaml

@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout the code
-        uses: actions/checkout@v4.1.4
+        uses: actions/checkout@v4.1.5
 
       - name: Install Rust toolchain
         run: |