tdf#107544 Follow the styles -> Styles change in template categories

Commit e75057a4 caused the
Style Presets category to become empty in the Design sidebar
of Writer.

Change-Id: I96353ddd7619b8b845286f0ec5a27aed5fac99fb
Reviewed-on: https://gerrit.libreoffice.org/37732Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Katarina Behrens <Katarina.Behrens@cib.de>

sw/source/uibase/sidebar/StylePresetsPanel.cxx

@@ -171,7 +171,7 @@ void StylePresetsPanel::RefreshList()
     for (sal_uInt16 i = 0; i < nCount; ++i)
     {
         OUString aRegionName(aTemplates.GetFullRegionName(i));
-        if (aRegionName == "styles")
+        if (aRegionName == "Styles")
         {
             for (sal_uInt16 j = 0; j < aTemplates.GetCount(i); ++j)
             {