[gnome-usage] gschema.xml: Add "system" to default unkillable processes

[Petr Štětka <pstetka src gnome org>]

commit 03b0a6338211f828d77cf7cf43126035ba544acd
Author: Petr Štětka <pstetka redhat com>
Date:   Thu May 31 14:00:20 2018 +0200

    gschema.xml: Add "system" to default unkillable processes
    
    "system" representing app-item, which group all system processes
    when are grouped. We don't want to allow the user to kill all system
    processes.

 data/org.gnome.Usage.gschema.xml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/data/org.gnome.Usage.gschema.xml b/data/org.gnome.Usage.gschema.xml
index 2aec310..de8c4fc 100644
--- a/data/org.gnome.Usage.gschema.xml
+++ b/data/org.gnome.Usage.gschema.xml
@@ -1,7 +1,7 @@
 <schemalist>
     <schema id="org.gnome.Usage" path="/org/gnome/Usage/" gettext-domain="gnome-usage">
         <key name="unkillable-processes" type="as">
-            <default>['gnome-shell', 'gdm-x-session', 'gdm-wayland-session', 'gdm', 'systemd', 
'gdm-session-worker', 'pulseaudio', 'Xorg']</default>
+            <default>['gnome-shell', 'gdm-x-session', 'gdm-wayland-session', 'gdm', 'systemd', 
'gdm-session-worker', 'pulseaudio', 'Xorg', 'system']</default>
             <summary>A list of processes which we don’t want killed</summary>
             <description>This list is used for filtering which processes the user can’t stop.</description>
         </key>