convert include/sfx2/macropg.hxx from String to OUString
convert include/sfx2/macropg.hxx from String to OUString

Change-Id: I152f3e6a6899012d94a13a88787834670e8d2afc

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