fdo#81995: fix Outline numbering tab page

The "ParentNumbering" property is not a string.

(regression from 97eb8a6e)

Change-Id: Ib33e95847b388bb1126a63812e128c96a0c00730

i18npool/source/localedata/localedata.cxx

@@ -1586,7 +1586,7 @@ Any OutlineNumbering::getByIndex( sal_Int32 nIndex )
     pValues[4].Name = "BulletFontName";
     pValues[4].Value <<= pTemp->sBulletFontName;
     pValues[5].Name = "ParentNumbering";
-    pValues[5].Value <<= OUString::number(pTemp->nParentNumbering);
+    pValues[5].Value <<= pTemp->nParentNumbering;
     pValues[6].Name = "LeftMargin";
     pValues[6].Value <<= pTemp->nLeftMargin;
     pValues[7].Name = "SymbolTextDistance";