rm no use import

liuxiaolong

2020-05-14 54480e6f402018d29f62b861179a280a3c2e6cb5

rm no use import

 agent.go

@@ -36,7 +36,6 @@
    "github.com/hashicorp/serf/serf"
    //"github.com/apache/servicecomb-service-center/pkg/log"
    "log"
    "runtime/debug"
)

const (