Sure, just open the outfit in Outfit Studio, remove the body with the vagina, add the vaginaless body project, set it as reference, copy weights and conform sliders to the outfit meshes and save (as a new project is probably best)   However, because of the differing vertex counts potentially causing problems with morphs, you might need to do this in reverse order ie load the vaginaless project, add the outfit you want to edit, delete the body with the vagina, set the smooth body as ref