Fix typo in fastpin_esp32 header (#533)
Fix typo in fastpin_esp32 header (#533)

Bottom of file should expand FASTLED_NAMESPACE_END macro, not #define it
PaulStoffregen/FastLED,PaulStoffregen/FastLED,FastLED/FastLED,PaulStoffregen/FastLED,FastLED/FastLED,remspoor/FastLED,remspoor/FastLED,FastLED/FastLED,FastLED/FastLED