Bump sigstore/gh-action-sigstore-python from 2.1.1 to 3.0.0 (#123)

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

Author: dependabot[bot]

.github/workflows/release.yml

@@ -35,7 +35,7 @@ jobs:
       uses: pypa/[email protected]
 
     - name: sign
-      uses: sigstore/gh-action-sigstore-python@v2.1.1
+      uses: sigstore/gh-action-sigstore-python@v3.0.0
       with:
         inputs: ./dist/*.tar.gz ./dist/*.whl
         release-signing-artifacts: true