Change-Id: I990967b93b10dbfa9a564ca4286ffbd051c69697
Change-Id: Ie09399981fcef213e0e7c7d12a8039aedbf0246a
Based on KEP: https://github.com/kubernetes/enhancements/blob/master/keps/sig-instrumentation/20190605-metrics-validation-and-verification.md Add //test/instrumentation:stable_metric_test that compares metrics in source code to those available in "test/instrumentation/testdata/stable-metrics-list.yaml".