Fix typo of channelz proto
diff --git a/src/proto/grpc/channelz/channelz.proto b/src/proto/grpc/channelz/channelz.proto
index 20de23f..f0b3b10 100644
--- a/src/proto/grpc/channelz/channelz.proto
+++ b/src/proto/grpc/channelz/channelz.proto
@@ -165,7 +165,7 @@
reserved 3, 4, 5, 6, 7, 8;
}
-// ChannelRef is a reference to a Subchannel.
+// SubchannelRef is a reference to a Subchannel.
message SubchannelRef {
// The globally unique id for this subchannel. Must be a positive number.
int64 subchannel_id = 7;