Peter White Television EditorHBO’s A Black Lady Sketch Show has entered the Emmy race but the sketch category has been decimated to only three nominees.Robin Thede’s comedy has been nominated in the Primetime Emmy Award for Outstanding Variety Sketch Series category alongside Saturday Night Live and Drunk History.It comes as the Emmy rule change means that categories with less than 20 submissions have a sliding scale between zero and four nominations.While it might increase A Black Lady Sketch