Resolves: fdo#54862 extra ++n causing merged cells to be skipped
Resolves: fdo#54862 extra ++n causing merged cells to be skipped

commit 567c1db25bd705faac44203e4a3d01d0f5e1385c reverted a pile
of other commits, including 858b5b4f36a357fe7192e7c2ed9cc3cdfc81fd8f
but didn't revert the ++n of that commit, leading to merge groups
getting skipped

Change-Id: Ie2b46ebc433df636ebe0092f4a992631b7f06a3f

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