fix: fixing CI workflow (#11145)

* dummy commit to trigger jenkins pipeline

* removing unused workflow

Co-authored-by: Henry Yeh <henry@preset.io>

.github/workflows/superset-docs.yml

@@ -15,7 +15,6 @@ jobs:
     steps:
     - name: Checkout code
       uses: actions/checkout@v2
-    - name: Install dependencies
     - name: npm install
       working-directory: ./docs
       run: |