Automatic merge from submit-queue (batch tested with PRs 44500, 44457, 44553, 44267, 44617) nits in service e2e test logging Saw some weird logs from CI [gce-alpha-features](https://k8s-testgrid.appspot.com/google-gce#gce-alpha-features&width=5). ``` ... Health checking bootstrap-e2e-minion-group-3tm9, http://35.188.44.206:32733//healthz, expectedSuccess true ... Expected %!!(MISSING)s(int=2) failures on bootstrap-e2e-minion-group-8h0q//healthz, got 0, err ... ``` **Release note**: ```release-note NONE ```