Adding RHV host fails with libvirt module no attribute error

Issue

Adding RHV host to the environment fails with following error in the vdsm.log

2021-07-16 11:17:11,802+0200 ERROR (MainThread) [vds] Exception raised (vdsmd:164)
Traceback (most recent call last):
  File "/usr/lib/python3.6/site-packages/vdsm/vdsmd.py", line 162, in run
    serve_clients(log)
  File "/usr/lib/python3.6/site-packages/vdsm/vdsmd.py", line 106, in serve_clients
    from vdsm.clientIF import clientIF  # must import after config is read
  File "/usr/lib/python3.6/site-packages/vdsm/clientIF.py", line 64, in <module>
    from vdsm.virt import vm
  File "/usr/lib/python3.6/site-packages/vdsm/virt/vm.py", line 310, in <module>
    class Vm(object):
  File "/usr/lib/python3.6/site-packages/vdsm/virt/vm.py", line 5836, in Vm
    timeout=libvirt.VIR_DOMAIN_AGENT_RESPONSE_TIMEOUT_BLOCK):
AttributeError: module 'libvirt' has no attribute 'VIR_DOMAIN_AGENT_RESPONSE_TIMEOUT_BLOCK'