fix(stm32): HAL build issue

Since stm32 core release 2.8.0 including:
stm32duino/Arduino_Core_STM32#2380

ArduinoOTA can't be built due to direct include of HAL flash ex
module for STM32F0, STM32F1 and STM32F3.
Including stm32_def.h solve the issue by properly including HAL headers.

Signed-off-by: Frederic Pillon <[email protected]>

Author: fpistm

Diff for: src/utility/stm32_flash_boot.c

@@ -19,18 +19,9 @@
 #ifdef ARDUINO_ARCH_STM32
 
 #include "stm32_flash_boot.h"
-#if defined(STM32F0xx)
-#include <stm32f0xx_hal_flash_ex.h> // FLASH_PAGE_SIZE is in hal.h
-#elif defined(STM32F1xx)
-#include <stm32f1xx_hal_flash_ex.h> // FLASH_PAGE_SIZE is in hal.h
-#elif defined(STM32F2xx)
-#include <stm32f2xx.h>
-#elif defined(STM32F3xx)
-#include <stm32f3xx_hal_flash_ex.h> // FLASH_PAGE_SIZE is in hal.h
-#elif defined(STM32F4xx)
-#include "stm32f4xx.h"
-#elif defined(STM32F7xx)
-#include <stm32f7xx.h>
+#include "stm32_def.h" // To get FLASH_PAGE_SIZE
+
+#if defined(STM32F7xx)
 #define SMALL_SECTOR_SIZE 0x8000 // sectors 0 to 3
 #define LARGE_SECTOR_SIZE 0x40000 // from sector 5
 #endif