On the second Sunday in November of 2019, Chiefs quarterback Patrick Mahomes made a quicker-than-anticipated return from a dislocated kneecap, and he promptly threw for 446 yards and three touchdowns. The footnote: Kansas City lost the game. But three years later, he hasn’t lost another one like it. Or another one at the same time, we should say. Mahomes has won 24 straight games in the months…