Upgrade robocar-protobuf dependency

go.mod

@@ -4,7 +4,7 @@ go 1.13
 
 require (
 	github.com/cyrilix/robocar-base v0.0.0-20191229155957-683a9d53e6b8
-	github.com/cyrilix/robocar-protobuf/go v0.0.0-20200101000356-accf7184079a
+	github.com/cyrilix/robocar-protobuf/go v0.0.0-20200125171436-7bf31bd564b8
 	github.com/eclipse/paho.mqtt.golang v1.2.0
 	github.com/golang/protobuf v1.3.2
 	github.com/sirupsen/logrus v1.2.0