Remove HF update, doesn't work

Topic: remove_hf_update

.github/workflows/playground-update.yml

@@ -1,30 +0,0 @@
-name: Update riffusion-playground space on hugging face
-
-on:
-  push:
-    branches:
-      - main
-
-jobs:
-  update:
-    runs-on: ubuntu-latest
-
-    steps:
-      - uses: actions/checkout@v2
-        with:
-          repository: https://huggingface.co/spaces/riffusion/riffusion-playground
-          token: ${{ secrets.HF_RIFFUSION_TOKEN }}
-          submodules: true
-
-      - name: Pull & update submodules recursively
-        run: |
-          git submodule update --init --recursive
-          git submodule update --recursive --remote
-
-      - name: Commit
-        run: |
-          git config user.email "actions@github.com"
-          git config user.name "GitHub Actions - update submodules"
-          git add --all
-          git commit -m "Update submodules" || echo "No changes to commit"
-          git push