Bump actions/download-artifact from 4.1.9 to 4.2.1 (#344)

Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from 4.1.9 to 4.2.1.
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@cc20338...95815c3)

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

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

Author: dependabot[bot]

.github/workflows/release.yml

@@ -46,7 +46,7 @@ jobs:
 
     steps:
       - name: fetch dists
-        uses: actions/download-artifact@cc203385981b70ca67e1cc392babf9cc229d5806 # v4.1.9
+        uses: actions/download-artifact@95815c38cf2ff2164869cbab79da8d1f422bc89e # v4.2.1
         with:
           name: certifi-dists
           path: dist/