Set disable_cfg1_optimization=True inside cfgpp_ud10_ab sampler

Author: pamparamm

comfy/k_diffusion/sampling.py

@@ -434,7 +434,7 @@ def post_cfg_function(args):
         return args["denoised"]
 
     model_options = extra_args.get("model_options", {}).copy()
-    extra_args["model_options"] = comfy.model_patcher.set_model_options_post_cfg_function(model_options, post_cfg_function)
+    extra_args["model_options"] = comfy.model_patcher.set_model_options_post_cfg_function(model_options, post_cfg_function, disable_cfg1_optimization=True)
 
     for i in trange(len(sigmas) - 1, disable=disable):
         denoised = model(x, sigmas[i] * s_in, **extra_args)