testsuite: Update some a11y tests

GtkMenuButton::use-popover no longer exists, remove it
from test files.

diff --git a/testsuite/a11y/menubutton3.ui b/testsuite/a11y/menubutton3.ui
index 15c462c829ad170e93aba8ac0642961c2b335aed..30f6a82737292d77b8374285fbf96aeb25f9251c 100644 (file)
--- a/testsuite/a11y/menubutton3.ui
+++ b/testsuite/a11y/menubutton3.ui
@@ -15,7 +15,6 @@
         <property name="visible">True</property>
         <property name="can_focus">True</property>
         <property name="menu-model">menu</property>
-        <property name="use-popover">True</property>
       </object>
     </child>
   </object>