[gnome-todo] window: Remove unused packing properties

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit d0bcf28f0f3c8d6eb438355304b778b47df50e1b
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Sun Mar 31 10:04:30 2019 -0300

    window: Remove unused packing properties

 src/gtd-window.ui | 6 ------
 1 file changed, 6 deletions(-)
---
diff --git a/src/gtd-window.ui b/src/gtd-window.ui
index 697f27f..2bc2630 100644
--- a/src/gtd-window.ui
+++ b/src/gtd-window.ui
@@ -96,18 +96,12 @@
                 <property name="can_focus">False</property>
                 <property name="spacing">6</property>
               </object>
-              <packing>
-                <property name="pack_type">start</property>
-              </packing>
             </child>
             <child>
               <object class="GtkBox" id="extension_box_start">
                 <property name="can_focus">False</property>
                 <property name="spacing">6</property>
               </object>
-              <packing>
-                <property name="pack_type">start</property>
-              </packing>
             </child>
             <child type="end">
               <object class="GtkButton" id="cancel_selection_button">