Update drpcli to take a client cert and ignore Token username and password
With the mTLS support, we can update drpcli to use certs to authC/authZ the system. if a cert is specified, we should ignore user/pass and token.
With the mTLS support, we can update drpcli to use certs to authC/authZ the system. if a cert is specified, we should ignore user/pass and token.