fix lint

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

meter/generate.go

@@ -3,6 +3,10 @@ package meter
 //go:generate sh -c "protoc -I./handler -I../ -I$(go list -f '{{ .Dir }}' -m github.com/unistack-org/micro-proto) --go-micro_out='components=micro|http|server',standalone=false,debug=true,paths=source_relative:./handler handler/handler.proto"
 
 import (
+
+	// import required packages
 	_ "github.com/unistack-org/micro-proto/api"
+
+	// import required packages
 	_ "github.com/unistack-org/micro-proto/openapiv2"
 )