chore: updating buttler action for itch.io

Author: kerodekroma

.github/workflows/publish_itchio.yml

@@ -14,8 +14,6 @@ jobs:
           file: python_pygame_loader_demo.zip
         env:
           GITHUB_TOKEN: "${{ secrets.GH_CREDENTIALS }}"
-    outputs:
-      bundle_version: ${{ steps.download-html.outputs.version }}
   itchio_upload:
       runs-on: ubuntu-latest
       needs: release_html
@@ -25,8 +23,8 @@ jobs:
 
         - name: Upload to itch.io
           run: |
-           butler push python_pygame_loader_demo.zip \
+           butler push python-pygame-loader.zip \
            kerodekroma/python-pygame-loader:html \
-           --userversion "${{ needs.release_html.outputs.bundle_version }}"
+           --userversion "${{ github.event.release.tag_name }}"
           env:
             BUTLER_API_KEY: ${{ secrets.BUTLER_CREDENTIALS }}