Update setMaxRefreshRate docs
Update setMaxRefreshRate docs

NicoHood/FastLED,eshkrab/FastLED-esp32,NicoHood/FastLED,corbinstreehouse/FastLED,remspoor/FastLED,FastLED/FastLED,tullo-x86/FastLED,corbinstreehouse/FastLED,PaulStoffregen/FastLED,FastLED/FastLED,kcouck/FastLED,tullo-x86/FastLED,neographophobic/FastLED,kcouck/FastLED,wilhelmryan/FastLED,felixLam/FastLED,FastLED/FastLED,eshkrab/FastLED-esp32,remspoor/FastLED,neographophobic/FastLED,wilhelmryan/FastLED,PaulStoffregen/FastLED,PaulStoffregen/FastLED,felixLam/FastLED,FastLED/FastLED