Aretha Franklin, died in 2018, she had already anointed who should immortalize her on screen: Jennifer Hudson, who will star in the biopic “Respect,” due in August.But it’s Tony-winning actress Cynthia Erivo (“The Color Purple”) who first brings Franklin back to life in “Genius: Aretha,” the third installment in the National Geographic anthology series following previous seasons on Albert Einstein and Pablo Picasso.