gRPC migration update

Change-Id: Icdd1a824948fa994cd36bd121c962f5ecf74e3cf
diff --git a/vendor/github.com/Shopify/sarama/record.go b/vendor/github.com/Shopify/sarama/record.go
index cdccfe3..a3fe8c0 100644
--- a/vendor/github.com/Shopify/sarama/record.go
+++ b/vendor/github.com/Shopify/sarama/record.go
@@ -11,7 +11,7 @@
 	maximumRecordOverhead = 5*binary.MaxVarintLen32 + binary.MaxVarintLen64 + 1
 )
 
-//RecordHeader stores key and value for a record header
+// RecordHeader stores key and value for a record header
 type RecordHeader struct {
 	Key   []byte
 	Value []byte
@@ -35,7 +35,7 @@
 	return nil
 }
 
-//Record is kafka record type
+// Record is kafka record type
 type Record struct {
 	Headers []*RecordHeader