Description of problem:
Can't enter BIOS ver vnc client for RHEL8 vm

Version-Release number of selected component (if applicable):
CNV-4.12

How reproducible:
always

Steps to Reproduce:
step:
1:create a rhel8 based bios vm
2: start vm with –paused
$ virtctl start vm-rhel8 --paused

Use vnc to connect the vm
$virtctl vnc vm-rhel8

From another terminal , unpause vm
$ virtctl unpause vm vm-rhel8

Actual results:
can't enter BIOS

Expected results:
customer can enter BIOS

Additional info: