Bump actions/download-artifact from 4.1.0 to 4.1.8

Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from 4.1.0 to 4.1.8.
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@v4.1.0...v4.1.8)

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

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

.github/workflows/wheels.yml

@@ -96,7 +96,7 @@ jobs:
         with:
           python-version: '3.12'
       - name: Set up built items
-        uses: actions/[email protected].0
+        uses: actions/[email protected].8
         with:
           path: dist
           merge-multiple: true