cleanup actions

.github/workflows/build_frontend_classic.yaml

@@ -1,29 +0,0 @@
-name: build_frontend_classic
-
-on:
-  push:
-    branches: [main]
-
-permissions:
-  contents: read
-
-jobs:
-  build_frontend_classic:
-    runs-on: ubuntu-latest
-    timeout-minutes: 10
-    steps:
-    - uses: actions/checkout@v3
-    - uses: actions/setup-node@v3
-      with:
-        node-version: 20
-    - run: node ci/app2bsp/run.js
-    - name: send to bsp repository
-      uses: peaceiris/actions-gh-pages@v3
-      with:
-        external_repository: abap2UI5/frontend
-        user_name: 'github-actions[bot]'
-        user_email: 'github-actions[bot]@users.noreply.github.com'
-        publish_branch: standard
-        publish_dir: output
-        deploy_key: ${{ secrets.ACTION_KEY_FRONTEND }}
-        destination_dir: src/02