Change unsigned long to uint32_t

Firmware/Marlin_main.cpp

@@ -9756,8 +9756,8 @@ bool setTargetedHotend(int code, uint8_t &extruder)
 
 void save_statistics(unsigned long _total_filament_used, unsigned long _total_print_time) //_total_filament_used unit: mm/100; print time in s
 {
-	unsigned long _previous_filament = eeprom_init_default_dword((uint32_t *)EEPROM_FILAMENTUSED, 0); //_previous_filament unit: cm
-	unsigned long _previous_time = eeprom_init_default_dword((uint32_t *)EEPROM_TOTALTIME, 0); //_previous_time unit: min
+	uint32_t _previous_filament = eeprom_init_default_dword((uint32_t *)EEPROM_FILAMENTUSED, 0); //_previous_filament unit: cm
+	uint32_t _previous_time = eeprom_init_default_dword((uint32_t *)EEPROM_TOTALTIME, 0); //_previous_time unit: min
 
 	eeprom_update_dword((uint32_t *)EEPROM_TOTALTIME, _previous_time + (_total_print_time/60)); //EEPROM_TOTALTIME unit: min
 	eeprom_update_dword((uint32_t *)EEPROM_FILAMENTUSED, _previous_filament + (_total_filament_used / 1000));