gRPC migration update

Change-Id: Icdd1a824948fa994cd36bd121c962f5ecf74e3cf
diff --git a/vendor/github.com/Shopify/sarama/sasl_handshake_request.go b/vendor/github.com/Shopify/sarama/sasl_handshake_request.go
index fe5ba05..74dc307 100644
--- a/vendor/github.com/Shopify/sarama/sasl_handshake_request.go
+++ b/vendor/github.com/Shopify/sarama/sasl_handshake_request.go
@@ -29,6 +29,10 @@
 	return r.Version
 }
 
+func (r *SaslHandshakeRequest) headerVersion() int16 {
+	return 1
+}
+
 func (r *SaslHandshakeRequest) requiredVersion() KafkaVersion {
 	return V0_10_0_0
 }