message: Fix UE delegate removal error in ResolvedGeoreference->OnGeoreferenceUpdated
diff: @@ -153,7 +153,7 @@ ACesiumGeoreference* ACesium3DTileset::ResolveGeoreference() {
  void ACesium3DTileset::InvalidateResolvedGeoreference() {
  if (IsValid(this->ResolvedGeoreference)) {
  - this->ResolvedGeoreference->OnGeoreferenceUpdated.RemoveAll(this);
  + this->ResolvedGeoreference->OnGeoreferenceUpdated.RemoveAll(this->RootComponent);
  }
  this->ResolvedGeoreference = nullptr;
  }
  