vdsm: bridge: use \d in re
vdsm: bridge: use \d in re

Change-Id: Ic327281feb8368c3fe42c6eb6013cc5aff151ad4
Signed-off-by: Alon Bar-Lev <2e3ceb4d37adc6ae3ccc00d3646e0e0a036ace03@redhat.com>

alonbl/ovirt-host-deploy,oVirt/ovirt-host-deploy,alonbl/ovirt-host-deploy,oVirt/ovirt-host-deploy,oVirt/ovirt-host-deploy