[gnome-system-monitor] Fixed gschema descriptions for PID column (fixes #156)

[Robert Roth <robertroth src gnome org>]

commit 1ae4a25115ca4b50f9755f3279f87c8c22524784
Author: Robert Roth <robert roth off gmail com>
Date:   Fri Aug 7 09:32:12 2020 +0300

    Fixed gschema descriptions for PID column (fixes #156)

 src/org.gnome.gnome-system-monitor.gschema.xml.in | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/org.gnome.gnome-system-monitor.gschema.xml.in 
b/src/org.gnome.gnome-system-monitor.gschema.xml.in
index a071d813..1dcd152c 100644
--- a/src/org.gnome.gnome-system-monitor.gschema.xml.in
+++ b/src/org.gnome.gnome-system-monitor.gschema.xml.in
@@ -368,14 +368,14 @@
     <key name="col-12-width" type="i">
       <default>60
       </default>
-      <summary>Width of process “PID” column
+      <summary>Width of process “ID” column
       </summary>
     </key>
 
     <key name="col-12-visible" type="b">
       <default>true
       </default>
-      <summary>Show process “PID” column on startup
+      <summary>Show process “ID” column on startup
       </summary>
     </key>