[gnome-system-monitor] Removed Preferences window prefix

[Robert Roth <robertroth src gnome org>]

commit c7d335c3be5ed33e1ae81612b3e1bbbff6d61637
Author: Robert Roth <robert roth off gmail com>
Date:   Wed Nov 4 20:33:22 2020 +0200

    Removed Preferences window prefix

 data/preferences.ui | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/data/preferences.ui b/data/preferences.ui
index 54c18df2..1c242811 100644
--- a/data/preferences.ui
+++ b/data/preferences.ui
@@ -5,7 +5,7 @@
     <property name="can_focus">False</property>
     <property name="use_header_bar">1</property>
     <property name="border_width">5</property>
-    <property name="title" translatable="yes">System Monitor Preferences</property>
+    <property name="title" translatable="yes">Preferences</property>
     <property name="default_width">400</property>
     <property name="default_height">495</property>
     <property name="destroy_with_parent">True</property>