🩹 BOARD_INIT followup

Marlin/src/pins/stm32f1/pins_MKS_ROBIN_NANO.h

@@ -47,5 +47,5 @@
 #include "pins_MKS_ROBIN_NANO_common.h"
 
 #if HAS_TFT_LVGL_UI && FAN1_PIN != PB0 && HEATER_1_PIN != PB0
-  #define BOARD_INIT OUT_WRITE(PB0, LOW)
+  #define BOARD_INIT() OUT_WRITE(PB0, LOW)
 #endif