[VOL-4291] Rw-core updates for gRPC migration

Change-Id: I8d5a554409115b29318089671ca4e1ab3fa98810
diff --git a/vendor/github.com/Shopify/sarama/alter_configs_request.go b/vendor/github.com/Shopify/sarama/alter_configs_request.go
index 26c275b..8b94b1f 100644
--- a/vendor/github.com/Shopify/sarama/alter_configs_request.go
+++ b/vendor/github.com/Shopify/sarama/alter_configs_request.go
@@ -1,12 +1,12 @@
 package sarama
 
-//AlterConfigsRequest is an alter config request type
+// AlterConfigsRequest is an alter config request type
 type AlterConfigsRequest struct {
 	Resources    []*AlterConfigsResource
 	ValidateOnly bool
 }
 
-//AlterConfigsResource is an alter config resource type
+// AlterConfigsResource is an alter config resource type
 type AlterConfigsResource struct {
 	Type          ConfigResourceType
 	Name          string
@@ -117,6 +117,10 @@
 	return 0
 }
 
+func (a *AlterConfigsRequest) headerVersion() int16 {
+	return 1
+}
+
 func (a *AlterConfigsRequest) requiredVersion() KafkaVersion {
 	return V0_11_0_0
 }