agent: fix TestRetryJoinWanFail
agent: fix TestRetryJoinWanFail

42wim/consul,scalp42/consul,i0rek/consul,kingland/consul,youhong316/consul,calgaryscientific/consul,vamage/consul,hashicorp/consul,kingland/consul,scalp42/consul,i0rek/consul,hashicorp/consul,42wim/consul,youhong316/consul,kingland/consul,kingland/consul,calgaryscientific/consul,calgaryscientific/consul,vamage/consul,youhong316/consul,i0rek/consul,i0rek/consul,youhong316/consul,scalp42/consul,i0rek/consul,42wim/consul,vamage/consul,42wim/consul,calgaryscientific/consul,calgaryscientific/consul,scalp42/consul,hashicorp/consul,42wim/consul,kingland/consul,hashicorp/consul,youhong316/consul,scalp42/consul,vamage/consul,vamage/consul