Merge pull request #3404 from dgquintas/dgquintas-patch-1

Fixed typo in channel_args.h docstring

src/core/channel/channel_args.h

@@ -71,7 +71,7 @@ grpc_channel_args *grpc_channel_args_set_compression_algorithm(
  * compression algorithms are enabled. It's an error to disable an algorithm set
  * by grpc_channel_args_set_compression_algorithm.
  *
- * Returns an instance will the updated algorithm states. The \a a pointer is
+ * Returns an instance with the updated algorithm states. The \a a pointer is
  * modified to point to the returned instance (which may be different from the
  * input value of \a a). */
 grpc_channel_args *grpc_channel_args_compression_algorithm_set_state(