tdf#99678 Show style in common template dialog tree box immediatly

...after creation using New Style dialog

Change-Id: Idb24f537fe7be2dfb9660a1a5de0bcd26612affc
Reviewed-on: https://gerrit.libreoffice.org/59914
Tested-by: Jenkins
Reviewed-by: Jim Raykowski <raykowj@gmail.com>

sfx2/source/dialog/templdlg.cxx

@@ -1704,6 +1704,7 @@ void SfxCommonTemplateDialog_Impl::ActionSelect(sal_uInt16 nEntry)
                                  aTemplName, "",
                                  static_cast<sal_uInt16>(GetFamilyItem_Impl()->GetFamily()),
                                  nFilter);
+                    UpdateFamily_Impl();
                 }
                 pStyleSheetPool->SetSearchMask( eFam, nFilter );
             }