[gnome-terminal] prefs: Remove the gap between the two main panes

[Egmont Koblinger <egmontkob src gnome org>]

commit e61d7b9b7e37ca539ee64c397b3f228876cb8c2d
Author: Egmont Koblinger <egmont gmail com>
Date:   Mon Mar 18 10:38:11 2019 +0100

    prefs: Remove the gap between the two main panes
    
    https://gitlab.gnome.org/GNOME/gnome-terminal/issues/88

 src/preferences.ui | 1 -
 1 file changed, 1 deletion(-)
---
diff --git a/src/preferences.ui b/src/preferences.ui
index 4788959a..f42b652c 100644
--- a/src/preferences.ui
+++ b/src/preferences.ui
@@ -251,7 +251,6 @@
           <object class="GtkHBox" id="main-hbox">
             <property name="visible">True</property>
             <property name="can_focus">False</property>
-            <property name="spacing">12</property>
             <child>
               <object class="GtkFrame">
                 <property name="visible">True</property>