Removed redundant defines from circuitplay variant

Author: cmaglie

variants/circuitplay/variant.h

@@ -51,7 +51,6 @@
 #define portInputRegister(port)  (&(port->IN.reg))
 #define portModeRegister(port)   (&(port->DIR.reg))
 #define digitalPinHasPWM(P)      (g_APinDescription[P].ulPWMChannel != NOT_ON_PWM || g_APinDescription[P].ulTCChannel != NOT_ON_TIMER)
-#define digitalPinToInterrupt(P) (g_APinDescription[P].ulExtInt)
 
 /*
  * digitalPinToTimer(..) is AVR-specific and is not defined for SAMD
@@ -71,10 +70,8 @@
 
 #define PIN_LED_RXL          (25u)
 #define PIN_LED_TXL          (26u)
-#define PIN_LED              PIN_LED_13
 #define PIN_LED2             PIN_LED_RXL
 #define PIN_LED3             PIN_LED_TXL
-#define LED_BUILTIN          PIN_LED_13
 
 /*
  * Analog pins