verified on build: 4.6.0-0.nightly-2020-06-08-201657， Network can be detected.
$ ./openshift-install create cluster --dir ./install
? SSH Public Key /home/jima/.ssh/openshift-qe.pub
? Platform vsphere
? vCenter vcenter.sddc-44-233-241-153.vmwarevmc.com
? Username firstname.lastname@example.org
? Password [? for help] **************
INFO Connecting to vCenter vcenter.sddc-44-233-241-153.vmwarevmc.com
INFO Defaulting to only available datacenter: SDDC-Datacenter
INFO Defaulting to only available cluster: Cluster-1
INFO Defaulting to only available datastore: WorkloadDatastore
? Network [Use arrows to move, enter to select, type to filter, ? for more help]
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory (OpenShift Container Platform 4.6 GA Images), and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.