ping not permitted, use host instead

.github/workflows/nightly.yml

@@ -42,10 +42,8 @@ jobs:
           done &
       - name: Try curl the dummy server on port 443
         run: |
-          apt-get update
-          apt-get install -y iputils-ping
           cat /etc/hosts
-          ping -c 1 api.notion.com
+          host api.notion.com
           curl -k https://localhost:443
       # - name: Download artifacts
       #   uses: actions/download-artifact@v3