[NFC] Fix CI

Author: patacca

.github/workflows/release.yml

@@ -74,6 +74,9 @@ jobs:
   upload_pypi:
     needs: [build_wheels, build_sdist]
     runs-on: ubuntu-latest
+    environment:
+      name: pypi
+      url: https://pypi.org/p/qbindiff
     permissions:
       contents: write
       id-token: write
@@ -82,6 +85,7 @@ jobs:
         with:
           # By omitting the name we are downloading all the artifacts
           path: ./dist/
+          merge-multiple: true  # Important to avoid subdirectories
 
       - name: Publish a Python distribution to PyPI
         uses: pypa/gh-action-pypi-publish@release/v1