[gnome-builder] gsettings: remove unused key

[Christian Hergert <chergert src gnome org>]

commit 5fe8a84fce5c994885bafb2c431a2ce096044139
Author: Christian Hergert <chergert redhat com>
Date:   Wed Aug 2 01:24:17 2017 +0100

    gsettings: remove unused key

 .../org.gnome.builder.project-tree.gschema.xml     |    5 -----
 1 files changed, 0 insertions(+), 5 deletions(-)
---
diff --git a/data/gsettings/org.gnome.builder.project-tree.gschema.xml 
b/data/gsettings/org.gnome.builder.project-tree.gschema.xml
index 25f7f4b..4c8f686 100644
--- a/data/gsettings/org.gnome.builder.project-tree.gschema.xml
+++ b/data/gsettings/org.gnome.builder.project-tree.gschema.xml
@@ -1,10 +1,5 @@
 <schemalist>
   <schema id="org.gnome.builder.project-tree" path="/org/gnome/builder/project-tree/" 
gettext-domain="gnome-builder">
-    <key name="show" type="b">
-      <default>true</default>
-      <summary>Show Project Sidebar</summary>
-      <description>If enabled, the sidebar will be visible in the editor workspace.</description>
-    </key>
     <key name="show-icons" type="b">
       <default>true</default>
       <summary>Show Icons</summary>