Final HS60v2 changes. (#4790)

* initial commit, this now mostly works

- RGB controls work
- Dynamic keymap still broken due to eeprom
- Via works

* STM32 eeprom update

- Update EEPROM emulation library to handle 8bit data like AVR.
- This library also allows for multiple page pairs resulting in greater EEPROM size flexibility

* hs60 changes

* HS60 hhkb added

* Update keyboards/hs60/v2/config.h

Co-Authored-By: yiancar <yiangosyiangou@cytanet.com.cy>

tmk_core/protocol/chibios/main.c

@@ -113,7 +113,7 @@ int main(void) {
   chSysInit();
 
 #ifdef STM32_EEPROM_ENABLE
-  EEPROM_init();
+  EEPROM_Init();
 #endif
 
   // TESTING