build(deps): bump actions/download-artifact from 4.1.9 to 4.2.1

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
...

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

Author: dependabot[bot]

.github/workflows/pypi.yaml

@@ -71,7 +71,7 @@ jobs:
                   egress-policy: audit # TODO: change to 'egress-policy: block' after couple of runs
 
             - name: "Download build artifacts"
-              uses: actions/download-artifact@cc203385981b70ca67e1cc392babf9cc229d5806 # v4.1.9
+              uses: actions/download-artifact@95815c38cf2ff2164869cbab79da8d1f422bc89e # v4.2.1
               with:
                   name: Packages
                   path: dist
@@ -103,7 +103,7 @@ jobs:
                   egress-policy: audit # TODO: change to 'egress-policy: block' after couple of runs
 
             - name: "Download build artifacts"
-              uses: actions/download-artifact@cc203385981b70ca67e1cc392babf9cc229d5806 # v4.1.9
+              uses: actions/download-artifact@95815c38cf2ff2164869cbab79da8d1f422bc89e # v4.2.1
               with:
                   name: Packages
                   path: dist