ci: remove stale workflow

.github/workflows/ui.yml

@@ -1,42 +0,0 @@
-name: Deploy to Netlify (ui)
-
-on:
-  push:
-    branches: [main]
-    # run this workflow only if an update is made to the ui package
-    paths:
-      - "packages/hoppscotch-ui/**"
-  workflow_dispatch:
-
-jobs:
-  deploy:
-    name: Deploy
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-
-      - name: Setup environment
-        run: mv .env.example .env
-
-      - name: Setup pnpm
-        uses: pnpm/action-setup@v2.2.4
-        with:
-          version: 8
-          run_install: true
-
-      - name: Setup node
-        uses: actions/setup-node@v4
-        with:
-          node-version: ${{ matrix.node }}
-          cache: pnpm
-
-      - name: Build site
-        run: pnpm run generate-ui
-
-      # Deploy the ui site with netlify-cli
-      - name: Deploy to Netlify (ui)
-        run: npx netlify-cli@15.11.0 deploy --dir=packages/hoppscotch-ui/.histoire/dist --prod
-        env:
-          NETLIFY_SITE_ID: ${{ secrets.NETLIFY_UI_SITE_ID }}
-          NETLIFY_AUTH_TOKEN: ${{ secrets.NETLIFY_AUTH_TOKEN }}