Add ability to use authentication mode x509 for DMVPN profile
We support preshared key only:
vyos@hub# set vpn ipsec profile NHRPVPN authentication mode
Possible completions:
pre-shared-secret
Use pre-shared secret key
[edit]
vyos@hub#It also requires an additional "authentication remote-id" T3848
set vpn ipsec profile NHRPVPN authentication remote-id