Nuno was sent off during Forest’s 2-2 draw at Brighton for his reaction to captain Morgan Gibbs-White’s 83rd-minute dismissal.Gibbs-White was shown a second yellow card by referee Rob Jones for his challenge on Joao Pedro, while Brighton boss Fabian Hurzeler was also sent off in the aftermath.Nuno, Gibbs-White and Hurzeler were all charged by the Football Association on Tuesday for improper conduct and had until Friday to submit their observations, but have been granted more time and now have until next Wednesday.Forest’s head coach, whose side are bidding to extend their unbeaten league…