Bump actions/download-artifact from 4.1.8 to 4.2.1 (#298)

Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from 4.1.8 to 4.2.1.
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@fa0a91b...95815c3)

---
updated-dependencies:
- dependency-name: actions/download-artifact
  dependency-version: 4.2.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/pypi-publish.yml

@@ -44,7 +44,7 @@ jobs:
 
     steps:
     - name: Download all the dists
-      uses: actions/download-artifact@fa0a91b85d4f404e444e00e005971372dc801d16  # v4.1.8
+      uses: actions/download-artifact@95815c38cf2ff2164869cbab79da8d1f422bc89e  # v4.2.1
       with:
         name: python-package-distributions
         path: dist/
@@ -65,7 +65,7 @@ jobs:
 
     steps:
     - name: Download all the dists
-      uses: actions/download-artifact@fa0a91b85d4f404e444e00e005971372dc801d16  # v4.1.8
+      uses: actions/download-artifact@95815c38cf2ff2164869cbab79da8d1f422bc89e  # v4.2.1
       with:
         name: python-package-distributions
         path: dist/
@@ -110,7 +110,7 @@ jobs:
 
     steps:
     - name: Download all the dists
-      uses: actions/download-artifact@fa0a91b85d4f404e444e00e005971372dc801d16  # v4.1.8
+      uses: actions/download-artifact@95815c38cf2ff2164869cbab79da8d1f422bc89e  # v4.2.1
       with:
         name: python-package-distributions
         path: dist/