John Mulaney and Olivia Munn had a very special date night on Tuesday, January 9, as the couple — who share son Malcolm, 2 — made their red carpet debut at the 14th annual Governors Awards. The comedian and the actress stunned at the event, as Munn, 43, stepped out in a Maticevski swing top and skirt while Mulaney, 41, wore a black suit and bow tie. The outing came shortly after the duo attended the Creative Arts Emmy Awards, where Mulaney took home a trophy for the writing on his Netflix standup special Baby J. “I can’t wait to show this award to our son for a special he will never, ever be a…