[fractal] main_window: Remove placeholders

[Daniel Garcia Moreno <danigm src gnome org>]

commit 09622d61411388823c5e4e613a38c66dc26ccd4a
Author: Christopher Davis <brainblasted disroot org>
Date:   Sat Oct 31 16:40:07 2020 -0700

    main_window: Remove placeholders
    
    These aren't needed at all.

 fractal-gtk/res/ui/main_window.ui | 6 ------
 1 file changed, 6 deletions(-)
---
diff --git a/fractal-gtk/res/ui/main_window.ui b/fractal-gtk/res/ui/main_window.ui
index 4e33c80e..dce3b1d1 100644
--- a/fractal-gtk/res/ui/main_window.ui
+++ b/fractal-gtk/res/ui/main_window.ui
@@ -158,9 +158,6 @@
                                         <property name="visible">True</property>
                                         <property name="can_focus">False</property>
                                         <property name="orientation">vertical</property>
-                                        <child>
-                                          <placeholder/>
-                                        </child>
                                         <style>
                                           <class name="rooms-sidebar"/>
                                           <class name="sidebar"/>
@@ -440,9 +437,6 @@
                                             </child>
                                           </object>
                                         </child>
-                                        <child type="label_item">
-                                          <placeholder/>
-                                        </child>
                                         <style>
                                           <class name="app-notification"/>
                                         </style>