Bug 1679272 - Validate console can talk to OAuth token URL

[spadgett]

Make sure we can successfully talk to the OAuth token URL after
discovering metadata before marking the console pod as ready.

Fixes https://bugzilla.redhat.com/show_bug.cgi?id=1679272

/cc @enj @benjaminapetersen

[enj]

Lets not log the kube:admin password 😄

Done in 91.42s.
/go/src/github.com/openshift/console
++ cat /tmp/artifacts/installer/auth/kubeadmin-password
+ oc login -u kubeadmin -p VsoMr-j2rLI-eE4Vc-vWuSj
Error from server (InternalError): Internal error occurred: unexpected response: 400
+ copyArtifacts
Copying artifacts from /go/src/github.com/openshift/console...
++ pwd
+ echo 'Copying artifacts from /go/src/github.com/openshift/console...'
+ cp -rv ./frontend/gui_test_screenshots /tmp/artifacts/gui_test_screenshots
cp: cannot stat './frontend/gui_test_screenshots': No such file or directory

/lgtm
/retest

[spadgett]

Lets not log the kube:admin password 😄

Yeah, that's fixed in #1197