⚡️ Larger FYSETC S6 I2C EEPROM size (#22424)

Marlin/src/pins/stm32f4/pins_FYSETC_S6.h

   // 128 kB sector allocated for EEPROM emulation.
   #define FLASH_EEPROM_LEVELING
 #elif ENABLED(I2C_EEPROM)
-  #define MARLIN_EEPROM_SIZE              0x0800  // 2KB
+  #define MARLIN_EEPROM_SIZE              0x1000  // 4KB
 #endif
 
 //