build(deps): bump actions/download-artifact from 7 to 8 (#2435)

Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from 7 to 8.
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](https://github.com/actions/download-artifact/compare/v7...v8)

---
updated-dependencies:
- dependency-name: actions/download-artifact
  dependency-version: '8'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/ci.yaml

@@ -143,7 +143,7 @@ jobs:
           go-version-file: go.mod
       - name: check disk usage
         run: df -h
-      - uses: actions/download-artifact@v7
+      - uses: actions/download-artifact@v8
         with:
           name: built-binaries-${{ github.run_id }}
       - name: install semver
@@ -178,7 +178,7 @@ jobs:
       - uses: actions/checkout@v6
         with:
           fetch-depth: 0
-      - uses: actions/download-artifact@v7
+      - uses: actions/download-artifact@v8
         with:
           name: built-binaries-${{ github.run_id }}
       - name: Extract tar to get built binaries