tdf#112817 Fix the sidebar underline dropdown

Regression of commit 03041e0f8d8385847c2e77fcaf08c1d33cad938f
("tdf#112817 editeng,svx: fix SvxUnderlineItem/SvxOverlineItem SDI")

Change-Id: I68a19a47c5e9511b5d8ce0d6c312c814490bc044
diff --git a/svx/source/sidebar/text/TextUnderlinePopup.cxx b/svx/source/sidebar/text/TextUnderlinePopup.cxx
index b55e2d4..a06012f 100644
--- a/svx/source/sidebar/text/TextUnderlinePopup.cxx
+++ b/svx/source/sidebar/text/TextUnderlinePopup.cxx
@@ -23,7 +23,7 @@

using namespace svx;

SFX_IMPL_TOOLBOX_CONTROL(TextUnderlinePopup, SvxTextLineItem);
SFX_IMPL_TOOLBOX_CONTROL(TextUnderlinePopup, SvxUnderlineItem);

TextUnderlinePopup::TextUnderlinePopup(sal_uInt16 nSlotId, sal_uInt16 nId, ToolBox& rTbx)
    : SfxToolBoxControl(nSlotId, nId, rTbx)