fdo#86572: Increment row position *only when* the row ref is relative.

This is just a simple oversight.

Change-Id: I024777c46641cce3410a20f40c48f47ad6a5dade

sc/source/core/tool/sharedformula.cxx

@@ -362,15 +362,18 @@ void SharedFormulaUtil::startListeningAsGroup( sc::StartListeningContext& rCxt,
         {
             case formula::svSingleRef:
             {
-                ScAddress aPos = t->GetSingleRef()->toAbs(rTopCell.aPos);
+                const ScSingleRefData* pRef = t->GetSingleRef();
+                ScAddress aPos = pRef->toAbs(rTopCell.aPos);
                 ScFormulaCell** pp = ppSharedTop;
                 ScFormulaCell** ppEnd = ppSharedTop + xGroup->mnLength;
-                for (; pp != ppEnd; ++pp, aPos.IncRow())
+                for (; pp != ppEnd; ++pp)
                 {
                     if (!aPos.IsValid())
                         break;
 
                     rDoc.StartListeningCell(rCxt, aPos, **pp);
+                    if (pRef->IsRowRel())
+                        aPos.IncRow();
                 }
             }
             break;