Fix: set BOOTLOADER_HIGH for target BLUEPILLPLUSSTM32_HIGH

Author: twelho

src/targets.mk

@@ -111,6 +111,7 @@ ifeq ($(TARGET),BLUEPILLPLUSSTM32_HIGH)
 	TARGET_SPEC_DIR		:= ./stm32f103/bluepillplus
 	LDSCRIPT		:= ./stm32f103/stm32f103x8_high.ld
 	ARCH			= STM32F1
+	DEFS			+= -DBOOTLOADER_HIGH
 endif
 ifeq ($(TARGET),BLUEPILLPLUSSTM32_HIGH_128)
 	TARGET_COMMON_DIR	:= ./stm32f103