message: Use auto for TfLiteRegistration
diff: @@ -29,7 +29,7 @@ LoggingOpResolver::LoggingOpResolver(
  base_resolver.FindOp(op_and_version.first, op_and_version.second);
  BuiltinOperatorKey key = op_and_version;
  builtin_op_evalfn_map_[key] = base_registration->invoke;
  - std::unique_ptr<TfLiteRegistration> logging_registation =
  + auto logging_registation =
  absl::make_unique<TfLiteRegistration>(*base_registration);
  logging_registation->invoke = logging_eval_fn;
  builtin_op_registration_map_[key] = std::move(logging_registation);
  