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934d439a - fix bug in StableDiffusionXLControlNetPipeline when use guess_mode (#4799)

fix bug in StableDiffusionXLControlNetPipeline when use guess_mode (#4799) * fix --------- Co-authored-by: yiyixuxu <yixu310@gmail,com> Co-authored-by: Patrick von Platen <patrick.v.platen@gmail.com>