Updating cloud build machineType (#270)
Updating cloud build machineType (#270)

* Updating jetty version

* Updating jetty version to 9.4.21.v20190926

* upping cloud build machinetype to get past memory issues

* correct usage of machineType

* Use n8

GoogleCloudPlatform/jetty-runtime,GoogleCloudPlatform/jetty-runtime,GoogleCloudPlatform/jetty-runtime,GoogleCloudPlatform/jetty-runtime