UPSTREAM: <carry>: Remove excessive logging during e2e upgrade test
UPSTREAM: <carry>: Remove excessive logging during e2e upgrade test

This line makes the upgrade log output unreadable and provides
no value during the set of tests it's used in:

```
Jan 12 20:49:25.628: INFO: cluster upgrade is Progressing: Working towards registry.svc.ci.openshift.org/ci-op-jbtg7jjb/release@sha256:144e73d125cce620bdf099be9a85225ade489a95622a70075d264ea3ff79219c: downloading update
Jan 12 20:49:26.692: INFO: Poke("http://a74e3476115ce4d2d817a1e5ea608dad-802917831.us-east-1.elb.amazonaws.com:80/echo?msg=hello"): success
Jan 12 20:49:28.727: INFO: Poke("http://a74e3476115ce4d2d817a1e5ea608dad-802917831.us-east-1.elb.amazonaws.com:80/echo?msg=hello"): success
```

Origin-commit: 1cdf04c0e15b79fad3e3a6ba896ed2bb3df42b78

bparees/kubernetes,bparees/kubernetes,ravisantoshgudimetla/kubernetes,csrwng/kubernetes,ravisantoshgudimetla/kubernetes,openshift/kubernetes,ravisantoshgudimetla/kubernetes,bparees/kubernetes,csrwng/kubernetes,openshift/kubernetes,ravisantoshgudimetla/kubernetes,openshift/kubernetes,openshift/kubernetes,ravisantoshgudimetla/kubernetes,bparees/kubernetes,bparees/kubernetes,ravisantoshgudimetla/kubernetes,csrwng/kubernetes,csrwng/kubernetes,csrwng/kubernetes,openshift/kubernetes