"Bridgerton" fans who've binge-watched the prequel spin-off "Queen Charlotte: A Bridgerton Story" have been wondering about the fate of one of the series' characters. One of the series' subplots involves the royal footmen of King George (Corey Mylchreest) and Queen Charlotte (India Amarteifio), Brimsley (Sam Clemmett) and Reynolds (Freddie Dennis), who are seen in a…