message: Fix default IBL in lucy_bloom.
diff: @@ -376,7 +376,7 @@ static void cleanup(LucyApp& app, Engine* engine) {
  };
  int main(int argc, char** argv) {
  - static const char* DEFAULT_IBL = "envs/pillars";
  + static const char* DEFAULT_IBL = "venetian_crossroads_2k";
  LucyApp app;
  app.config.title = "Lucy";
  