Update to 0.6.5
    
    It's required for new package ovn-bgp-agent and to match u-c.
    
    This patch is taken from Fedora PR [1] as it's not merged yet.
    
    [1] https://src.fedoraproject.org/rpms/python-pyroute2/pull-request/11
    
    Related-to: https://review.rdoproject.org/r/q/I9cd7520aff60b52778f83f4b1cedbbd61106f41b