[gnome-usage] desktop: Add categories

[Jeremy Bicha <jbicha src gnome org>]

commit f7ad85204f52f2d034b2cdd1eeeb9b618a37dc8b
Author: Jeremy Bicha <jbicha ubuntu com>
Date:   Fri Feb 16 22:43:47 2018 -0500

    desktop: Add categories

 data/org.gnome.Usage.desktop.in | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/data/org.gnome.Usage.desktop.in b/data/org.gnome.Usage.desktop.in
index 636aedc..71bff5b 100644
--- a/data/org.gnome.Usage.desktop.in
+++ b/data/org.gnome.Usage.desktop.in
@@ -1,7 +1,7 @@
 [Desktop Entry]
 Name=Usage
 Comment=A nice way to view information about use of system resources, like memory and disk space
-Categories=GNOME;GTK;
+Categories=GNOME;GTK;System;Monitor;
 Exec=gnome-usage
 # Translators: Do NOT translate or transliterate this text (this is an icon file name)!
 Icon=org.gnome.Usage