[gnome-system-monitor] Fix Keywords in the .desktop file

[Piotr Drąg <piotrdrag src gnome org>]

commit 4608a56fc5d1aef7949034584e7bf6d4d2f7a916
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Fri Apr 7 13:35:18 2017 +0200

    Fix Keywords in the .desktop file
    
    It needs the trailing semicolon to validate.

 gnome-system-monitor.desktop.in.in |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gnome-system-monitor.desktop.in.in b/gnome-system-monitor.desktop.in.in
index 3e8e85b..6d05663 100644
--- a/gnome-system-monitor.desktop.in.in
+++ b/gnome-system-monitor.desktop.in.in
@@ -13,4 +13,4 @@ X-GNOME-Bugzilla-Bugzilla=GNOME
 X-GNOME-Bugzilla-Product=system-monitor
 X-GNOME-Bugzilla-Component=general
 X-GNOME-Bugzilla-Version=@VERSION@
-_Keywords=Monitor;System;Process;CPU;Memory;Network;History;Usage;Performance;Task;Manager;Activity
+_Keywords=Monitor;System;Process;CPU;Memory;Network;History;Usage;Performance;Task;Manager;Activity;