message: Use 16 bit format for VSM
diff: @@ -140,8 +140,7 @@ void ShadowMapManager::render(FrameGraph& fg, FEngine& engine, FView& view,
  };
  if (view.hasVsm()) {
  - // TODO: support 16-bit VSM depth textures.
  - shadowTextureDesc.format = TextureFormat::RG32F;
  + shadowTextureDesc.format = TextureFormat::RG16F;
  }
  data.shadows = builder.createTexture("Shadow Texture", shadowTextureDesc);
  