Fixed ESP32 compile problem
Fixed ESP32 compile problem

On ESP platforms the dev kit provides the function __cxa_pure_virtual, so there is no need to define it.

FastLED/FastLED,PaulStoffregen/FastLED,FastLED/FastLED,FastLED/FastLED,PaulStoffregen/FastLED,FastLED/FastLED,PaulStoffregen/FastLED