Update publish-to-pypi.yml

remove sigstore step

Author: georgeglidden

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

@@ -119,12 +119,6 @@ jobs:
         with:
           name: python-package-distributions
           path: dist/
-      - name: Sign the dists with Sigstore
-        uses: sigstore/gh-action-sigstore-python@v1.2.3
-        with:
-          inputs: >-
-            ./dist/*.tar.gz
-            ./dist/*.whl
       - name: Create GitHub Release
         env:
           GITHUB_TOKEN: ${{ github.token }}