fix ScRangeList::DeleteArea for the 4 ranges case
fix ScRangeList::DeleteArea for the 4 ranges case

Change-Id: I6321a722be6779d839459ed71b793a46e0968567

JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core