message: feat(//core/conversion/converters): Throw a warning if a converter is
  overridden
diff: @@ -48,6 +48,10 @@ public:
  bool RegisterConverter(torch::jit::FunctionSchema* signature, OpConverter& converter) {
  LOG_DEBUG("Registering converter for " << canonical_schema_string(*signature));
  auto name = signature->operator_name();
  + auto iter = converter_lut_.find(name);
  + if (iter != converter_lut_.end()) {
  + LOG_WARNING("Overriding already registered converter " << signature->name() << ", unexpected behavior may occur");
  + }
  converter_lut_[name] = std::move(converter);
  return true;
  }
  