Do not configure `xvfb`

.github/workflows/ci.yml

@@ -126,11 +126,7 @@ jobs:
       # TODO: rename azure-pipelines/linux/xvfb.init to github-actions
       - run: |
           sudo apt-get update
-          sudo apt-get install -y libxkbfile-dev pkg-config libsecret-1-dev libxss1 dbus xvfb libgtk-3-0 libgbm1
-          sudo cp build/azure-pipelines/linux/xvfb.init /etc/init.d/xvfb
-          sudo chmod +x /etc/init.d/xvfb
-          sudo update-rc.d xvfb defaults
-          sudo service xvfb start
+          sudo apt-get install -y libxkbfile-dev pkg-config libsecret-1-dev
         name: Setup Build Environment
       - uses: actions/setup-node@v1
         with: