remove unused EXEEXT_FOR_BUILD
remove unused EXEEXT_FOR_BUILD

Change-Id: I6ac851e3ba418bb681f69f5417c74688776498be

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