Westberrytech pr (#14422)

* Added support for WB32 MCU

* Modified eeprom_wb32.c

* Remove the eeprom_wb32-related code

docs/compatible_microcontrollers.md

@@ -37,6 +37,10 @@ You can also use any ARM chip with USB that [ChibiOS](https://www.chibios.org) s
  * [STM32L422](https://www.st.com/en/microcontrollers-microprocessors/stm32l4x2.html)
  * [STM32L433](https://www.st.com/en/microcontrollers-microprocessors/stm32l4x3.html)
  * [STM32L443](https://www.st.com/en/microcontrollers-microprocessors/stm32l4x3.html)
+ 
+ ### WestBerryTech (WB32)
+
+ * [WB32F3G71xx](http://www.westberrytech.com)
 
 ### NXP (Kinetis)