[mutter] data: Enable monitor-config-manager by default

[Rui Matos <rtcm src gnome org>]

commit e126b6ed1655c128f499e09d583e8073ddc4723d
Author: Rui Matos <tiagomatos gmail com>
Date:   Tue Jul 18 15:19:43 2017 +0200

    data: Enable monitor-config-manager by default
    
    We'll need to drop the old monitor configuration system to pave way to
    better hi-dpi and multi-gpu support. Let's start by defaulting to the
    new system in order to give it more real world testing.

 data/org.gnome.mutter.gschema.xml.in |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/data/org.gnome.mutter.gschema.xml.in b/data/org.gnome.mutter.gschema.xml.in
index 95aa42e..7038178 100644
--- a/data/org.gnome.mutter.gschema.xml.in
+++ b/data/org.gnome.mutter.gschema.xml.in
@@ -103,7 +103,7 @@
     </key>
 
     <key name="experimental-features" type="as">
-      <default>[]</default>
+      <default>['monitor-config-manager']</default>
       <summary>Enable experimental features</summary>
       <description>
         To enable experimental features, add the feature keyword to the list.