Bump actions/download-artifact from 6 to 7 (#969)

Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from 6 to 7.
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](https://github.com/actions/download-artifact/compare/v6...v7)

---
updated-dependencies:
- dependency-name: actions/download-artifact
  dependency-version: '7'
  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/continuous-integration.yml

@@ -112,7 +112,7 @@ jobs:
           fetch-depth: 2
 
       - name: "Download coverage files"
-        uses: "actions/download-artifact@v6"
+        uses: "actions/download-artifact@v7"
         with:
           path: "reports"