corrected a bit of overzealous tidying

variants/lora_relay_v2/variant.h

@@ -70,12 +70,12 @@ extern "C" {
 #define PIN_BUZZER (40)
 
 #define LED_BUILTIN PIN_LED1
-#define PIN_LED2
+#define LED_CONN PIN_LED2
 
 #define LED_RED PIN_LED1
 #define LED_BLUE PIN_LED2
 
-#define 1 // State when LED is litted
+#define LED_STATE_ON 1 // State when LED is litted
 
 /*
  * Buttons
@@ -185,4 +185,4 @@ static const uint8_t SCK = PIN_SPI_SCK;
  *        Arduino objects - C++ only
  *----------------------------------------------------------------------------*/
 
-#endif
+#endif