Bump dawidd6/action-download-artifact from 2 to 8

Bumps [dawidd6/action-download-artifact](https://github.com/dawidd6/action-download-artifact) from 2 to 8.
- [Release notes](https://github.com/dawidd6/action-download-artifact/releases)
- [Commits](dawidd6/action-download-artifact@v2...v8)

---
updated-dependencies:
- dependency-name: dawidd6/action-download-artifact
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/pypi-publish.yml

@@ -17,7 +17,7 @@ jobs:
     # happen for this actual commit (the commit that the tag points to).
     # It also restores the files timestamps.
     - name: Download wheels from commit ${{ github.sha }}
-      uses: dawidd6/action-download-artifact@v2
+      uses: dawidd6/action-download-artifact@v8
       with:
         workflow: python-package.yml
         workflow_conclusion: success
@@ -26,7 +26,7 @@ jobs:
         path: dist
 
     - name: Download sdist from commit ${{ github.sha }}
-      uses: dawidd6/action-download-artifact@v2
+      uses: dawidd6/action-download-artifact@v8
       with:
         workflow: python-package.yml
         workflow_conclusion: success