Merge pull request #561 from containers/renovate/sigstore-gh-action-sigstore-python-3.x

[skip-ci] Update sigstore/gh-action-sigstore-python action to v3.0.1

Author: openshift-merge-bot[bot]

.github/workflows/publish-to-test-pypi.yml

@@ -73,7 +73,7 @@ jobs:
           name: python-package-distributions
           path: dist/
       - name: Sign the dists with Sigstore
-        uses: sigstore/[email protected].0
+        uses: sigstore/[email protected].1
         with:
           inputs: >-
             ./dist/*.tar.gz