Resolves: tdf#105351 pass matching index key to conditional format dialog

Change-Id: I9d872140755c4ec0ae67349530b00f339057a356

sc/source/ui/view/cellsh1.cxx

@@ -2005,6 +2005,7 @@ void ScCellShell::ExecuteEdit( SfxRequest& rReq )
                         {
                             // found a matching range, edit this conditional format
                             bCondFormatDlg = true;
+                            nIndex = pCondFormat->GetKey();
                             break;
                         }
                     }