chore: update DNS zone steps

Author: kgala2

.ci/cloudbuild.yaml

@@ -27,8 +27,6 @@ steps:
         dig ${_DNS_NAME}
         echo "cat /etc/resolv.conf"
         cat /etc/resolv.conf
-        echo "ip route"
-        ip route
 
   - id: run integration tests
     name: python:${_VERSION}