Merge pull request #22487 from kislaykishore/patch-1

Fix typo

include/grpcpp/impl/codegen/sync_stream_impl.h

@@ -419,7 +419,7 @@ class ClientReaderWriterInterface : public internal::ClientStreamingInterface,
   virtual void WaitForInitialMetadata() = 0;
 
   /// Half close writing from the client. (signal that the stream of messages
-  /// coming from the clinet is complete).
+  /// coming from the client is complete).
   /// Blocks until currently-pending writes are completed.
   /// Thread-safe with respect to \a ReaderInterface::Read
   ///