Currently netd supports only the default value for VPN but CS send priorty value 1 to netd. It will break the default routing for VPN. Thus, update network preference priority value to 0 for VPN. Bug: 193245476 Test: atest CtsHostsideNetworkTests:HostsideVpnTests Change-Id: I197cb358e8e30355fbf675e4c623abebe7abdb7f