By Jelani Scott The 2020 Comeback Player of the Year provided an update on his six-year-old daughter. The family of former NFL quarterback Alex Smith shared an encouraging update Saturday on the condition of their six-year-old daughter, Sloane, following emergency brain surgery last month. The Smiths disclosed in an Instagram post that Sloane, the youngest of Alex and wife Elizabeth’s three children and their only daughter, was rushed to Stanford Children’s Health on May 10 after exhibiting stroke-like symptoms. An MRI quickly discovered the presence of a large brain tumor which required an “e…