tdf#148920 sw page-style UI: make conditional filter usable

In windows, and SAL_USE_VCLPLUGIN=gen ./instdir/program/soffice
the style filter on the conditional tab was disabled.
It worked fine in gtk3 though.

This fixes a 7.2 regression from tdf#82802's
commit 1f066313218449cac494a887eb209311efbaa405

Change-Id: I1e6bb8d589224e4ad51ae0057d5278e3888cc3b0
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/133910
Tested-by: Justin Luth <jluth@mail.com>
Tested-by: Jenkins
Reviewed-by: Justin Luth <jluth@mail.com>
(cherry picked from commit 397fbda8c31e931f68a6c0072f6051f68481fc9e)
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/133860
Reviewed-by: Adolfo Jayme Barrientos <fitojb@ubuntu.com>
diff --git a/sw/uiconfig/swriter/ui/conditionpage.ui b/sw/uiconfig/swriter/ui/conditionpage.ui
index fd825ab..d6e4bb7 100644
--- a/sw/uiconfig/swriter/ui/conditionpage.ui
+++ b/sw/uiconfig/swriter/ui/conditionpage.ui
@@ -219,7 +219,7 @@
                <child>
                  <object class="GtkComboBoxText" id="filter">
                    <property name="visible">True</property>
                    <property name="sensitive">False</property>
                    <property name="sensitive">True</property>
                    <property name="can-focus">False</property>
                    <items>
                      <item translatable="yes" context="conditionpage|filter">Table Header</item>