soc/esp32s3: Fix the `SOC_MEM_INTERNAL_HIGH` value

- As per the memory block diagram for ESP32-S3, the
  internal memory address ranges as follows:
  DRAM: 0x3FC88000 (== SOC_MEM_INTERNAL_LOW) <-> 0x3FCF0000
  IRAM: 0x40378000 <-> 0x403E0000 (== SOC_MEM_INTERNAL_HIGH)

components/soc/esp32s3/include/soc/soc.h

@@ -218,7 +218,7 @@
 //Region of memory that is internal, as in on the same silicon die as the ESP32 CPUs
 //(excluding RTC data region, that's checked separately.) See esp_ptr_internal().
 #define SOC_MEM_INTERNAL_LOW        0x3FC88000
-#define SOC_MEM_INTERNAL_HIGH       0x403E2000
+#define SOC_MEM_INTERNAL_HIGH       0x403E0000
 
 // Start (highest address) of ROM boot stack, only relevant during early boot
 #define SOC_ROM_STACK_START         0x3fceb710