[FL-1587] RFID: Clock for emulation timer from antenna (#622)

* RFID: pull antenna down when emulating
* Rfid: fixed HID emulation by adding zero pulse every 4 bits
* Rfid: HID emulation fixed with DSP based FSK oscillator.
* Rfid: receive 125KHz clock for emulation timer from antenna and comparator
* Rfid: commented unused variable
* Firmware: rollback changes in f6.
* Add F7 target based on F6.
* F7/F6: update cube projects, apply changes to the targets, update linker scripts with correct RAM start values.
* FuriHal: RFID init routine.
* Scripts: update OTP tool for v11 board

Co-authored-by: Aleksandr Kutuzov <alleteam@gmail.com>

firmware/targets/f7/cube/Src/rf.c

@@ -0,0 +1,48 @@
+/**
+  ******************************************************************************
+  * @file    rf.c
+  * @brief   This file provides code for the configuration
+  *          of the RF instances.
+  ******************************************************************************
+  * @attention
+  *
+  * <h2><center>&copy; Copyright (c) 2021 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
+  *
+  ******************************************************************************
+  */
+
+/* Includes ------------------------------------------------------------------*/
+#include "rf.h"
+
+/* USER CODE BEGIN 0 */
+
+/* USER CODE END 0 */
+
+/* RF init function */
+void MX_RF_Init(void)
+{
+
+  /* USER CODE BEGIN RF_Init 0 */
+
+  /* USER CODE END RF_Init 0 */
+
+  /* USER CODE BEGIN RF_Init 1 */
+
+  /* USER CODE END RF_Init 1 */
+  /* USER CODE BEGIN RF_Init 2 */
+
+  /* USER CODE END RF_Init 2 */
+
+}
+
+/* USER CODE BEGIN 1 */
+
+/* USER CODE END 1 */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/