sc: remove duplicate test methods from ScTableSheetsObj
sc: remove duplicate test methods from ScTableSheetsObj

Change-Id: I4b0798a08f650660d1b5daaa41c7ee3618fbab3a

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