message: add tflite::tools::prefix to delegate provider, this prevents custom delegate provider not under tflite::tools namespace issue
diff: @@ -96,7 +96,7 @@ class DelegateProviderRegistrar {
  #define REGISTER_DELEGATE_PROVIDER_VNAME(T) gDelegateProvider_##T##_
  #define REGISTER_DELEGATE_PROVIDER(T) \
  - static DelegateProviderRegistrar::Register<T> \
  + static tflite::tools::DelegateProviderRegistrar::Register<T> \
  REGISTER_DELEGATE_PROVIDER_VNAME(T);
  // A global helper function to get all registered delegate providers.
  