emummc: fix for svcQueryIoMapping abi change

emummc/source/utils/fatal.h

@@ -25,11 +25,12 @@ enum FatalReason
     Fatal_InvalidAccessor,
     Fatal_ReadNoAccessor,
     Fatal_WriteNoAccessor,
-    Fatal_IoMapping,
+    Fatal_IoMappingLegacy,
     Fatal_UnknownVersion,
     Fatal_BadResult,
     Fatal_GetConfig,
     Fatal_CloseAccessor,
+    Fatal_IoMapping,
     Fatal_Max
 };