message: hot restart: fix hot restart test
diff: @@ -38,8 +38,9 @@ TEST_INDEX=0
  for HOT_RESTART_JSON in "${JSON_TEST_ARRAY[@]}"
  do
  # Test validation.
  + # TODO(jun03): instead of setting the base-id, the validate server should use the nop hot restart
  "${ENVOY_BIN}" -c "${HOT_RESTART_JSON}" --mode validate --service-cluster cluster \
  - --service-node node
  + --service-node node --base-id 1
  # Now start the real server, hot restart it twice, and shut it all down as a basic hot restart
  # sanity test.
  