CHENNAI: The character at the center of Arthur Conan Doyle’s masterful 19th century creation, Sherlock Holmes, has a sister, Enola, as we found out in Netflix’s 2020 film “Enola Holmes,” released during the dark days of the COVID-19 pandemic. While purists might have shaken their heads at the spinoff, the streaming giant is firmly out to give us a franchise, with “Enola Holmes