Add MKS Robin Mini EEPROM defines (#16203)

Marlin/src/pins/stm32/pins_MKS_ROBIN_MINI.h

@@ -38,6 +38,12 @@
 //
 #define DISABLE_DEBUG
 
+#define FLASH_EEPROM_EMULATION
+// 2K in a AT24C16N
+#define EEPROM_PAGE_SIZE	(uint16)0x800 // 2048
+#define EEPROM_START_ADDRESS	((uint32)(0x8000000 + 512 * 1024 - 2 * EEPROM_PAGE_SIZE))
+#define E2END (EEPROM_PAGE_SIZE - 1) 
+
 //
 // Note: MKS Robin mini board is using SPI2 interface.
 //