[FL-1196] Targets: add F6 (#427)

* Targets: add F6
* F6: Update linker script for use with internal storage
* F6: synchronize with F5, add all changes arriving in V9 board, update cube project. Github workflow: add multi-target build, add F6 to build targets.
* CI: fix full assembly
* CI: better artifact naming scheme
* CI: fix artifacts wildcard
* F6: Swap C10 - A15, vibro and sdcard detect pins

firmware/targets/f6/Src/fatfs/user_diskio.h

@@ -0,0 +1,48 @@
+/* USER CODE BEGIN Header */
+/**
+ ******************************************************************************
+  * @file    user_diskio.h
+  * @brief   This file contains the common defines and functions prototypes for  
+  *          the user_diskio driver.
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; Copyright (c) 2020 STMicroelectronics.
+  * All rights reserved.</center></h2>
+  *
+  * This software component is licensed by ST under Ultimate Liberty license
+  * SLA0044, the "License"; You may not use this file except in compliance with
+  * the License. You may obtain a copy of the License at:
+  *                             www.st.com/SLA0044
+  *
+  ******************************************************************************
+  */
+/* USER CODE END Header */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __USER_DISKIO_H
+#define __USER_DISKIO_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* USER CODE BEGIN 0 */
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32_adafruit_sd.h"
+#include "fatfs/ff_gen_drv.h"
+/* Exported types ------------------------------------------------------------*/
+/* Exported constants --------------------------------------------------------*/
+/* Exported functions ------------------------------------------------------- */
+extern Diskio_drvTypeDef USER_Driver;
+
+/* USER CODE END 0 */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __USER_DISKIO_H */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/