cleanup

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

network/tunnel/broker/broker.go

@@ -1,5 +1,5 @@
 // Package broker is a tunnel broker
-package broker // import "go.unistack.org/micro/v3/network/tunnel/broker"
+package broker
 
 import (
 	"context"

network/tunnel/transport/transport.go

@@ -1,5 +1,5 @@
 // Package transport provides a tunnel transport
-package transport // import "go.unistack.org/micro/v3/network/tunnel/transport"
+package transport
 
 import (
 	"context"

network/tunnel/tunnel.go

@@ -1,5 +1,5 @@
 // Package tunnel provides gre network tunnelling
-package tunnel // import "go.unistack.org/micro/v3/network/transport/tunnel"
+package tunnel
 
 import (
 	"context"