update defaults

Author: Mary Hipp

invokeai/frontend/web/src/features/controlLayers/store/paramsSlice.ts

@@ -98,8 +98,8 @@ const initialState: ParamsState = {
   optimizedDenoisingEnabled: true,
   iterations: 1,
   scheduler: 'dpmpp_3m_k',
-  upscaleScheduler: 'dpmpp_3m_k',
-  upscaleCfgScale: 7.5,
+  upscaleScheduler: 'kdpm_2',
+  upscaleCfgScale: 2,
   seed: 0,
   shouldRandomizeSeed: true,
   steps: 30,