message: ssao: improve LOW and HIGH quality levels
  Simply tweak the "spiralTurns" parameter, empirically to improve the
  noise pattern produced by the gradient noise. In turn, this helps the
  gaussian filter.
diff: @@ -409,7 +409,7 @@ FrameGraphId<FrameGraphTexture> PostProcessManager::screenSpaceAmbientOcclusion(
  default:
  case View::QualityLevel::LOW:
  sampleCount = 7.0f;
  - spiralTurns = 5.0f;
  + spiralTurns = 1.0f;
  break;
  case View::QualityLevel::MEDIUM:
  sampleCount = 11.0f;
  @@ -417,7 +417,7 @@ FrameGraphId<FrameGraphTexture> PostProcessManager::screenSpaceAmbientOcclusion(
  break;
  case View::QualityLevel::HIGH:
  sampleCount = 16.0f;
  - spiralTurns = 10.0f;
  + spiralTurns = 13.0f;
  break;
  case View::QualityLevel::ULTRA:
  sampleCount = 32.0f;
  