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c4d66200 - make-fast-test-for-StableDiffusionControlNetPipeline-faster (#5292)

make-fast-test-for-StableDiffusionControlNetPipeline-faster (#5292) * decrease UNet2DConditionModel & ControlNetModel blocks * decrease UNet2DConditionModel & ControlNetModel blocks * decrease even more blocks & number of norm groups * decrease vae block out channels and n of norm goups * fix code style --------- Co-authored-by: Sayak Paul <spsayakpaul@gmail.com>