simpler variant of removing the obsolete InClusterUpgrade is to just hide it and remove references from docs. See https://bugzilla.redhat.com/show_bug.cgi?id=1438408#c8
Created attachment 1299317 [details] Verification screenshot 1
Created attachment 1299318 [details] Verification screenshot 2
Verified on rhevm-4.1.4.1-0.1.el7.noarch