message: uhm, actually set the IBL rotation from the builder
  Thankfully, the setRotation() method does work, which provides a
  workaround.
diff: @@ -39,7 +39,7 @@ struct IndirectLight::BuilderDetails {
  Texture const* mReflectionsMap = nullptr;
  Texture const* mIrradianceMap = nullptr;
  float3 mIrradianceCoefs[9] = {};
  - mat3f mRotation;
  + mat3f mRotation = {};
  float mIntensity = 30000.0f;
  uint8_t mNumBands = 0;
  };
  @@ -133,6 +133,7 @@ FIndirectLight::FIndirectLight(FEngine& engine, const Builder& builder) noexcept
  std::end(builder->mIrradianceCoefs),
  mIrradianceCoefs.begin());
  + mRotation = builder->mRotation;
  mIntensity = builder->mIntensity;
  if (builder->mIrradianceMap) {
  mIrradianceMapHandle = upcast(builder->mIrradianceMap)->getHwHandle();
  