Fix kops aws jobs to follow stableN pattern
Fix kops aws jobs to follow stableN pattern

Also fixed two jobs with the same cluster name, which I imagine was
causing problems.

GoogleCloudPlatform/testgrid,GoogleCloudPlatform/testgrid,GoogleCloudPlatform/testgrid,GoogleCloudPlatform/testgrid,GoogleCloudPlatform/testgrid,GoogleCloudPlatform/testgrid