[gnome-user-docs] No media control on lock screen, see BZ #747787

[Andre Klapper <aklapper src gnome org>]

commit a1fc6f8b4eddae0594e2c058f5378b68385f5fe8
Author: Andre Klapper <a9016009 gmx de>
Date:   Sun Sep 9 00:27:23 2018 +0200

    No media control on lock screen, see BZ #747787

 gnome-help/C/shell-lockscreen.page | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/gnome-help/C/shell-lockscreen.page b/gnome-help/C/shell-lockscreen.page
index 55c49d72..7e6b5fcb 100644
--- a/gnome-help/C/shell-lockscreen.page
+++ b/gnome-help/C/shell-lockscreen.page
@@ -32,8 +32,9 @@
     <item><p>the name of the logged-in user</p></item>
     <item><p>date and time, and certain notifications</p></item>
     <item><p>battery and network status</p></item>
+<!-- No media control anymore on lock screen, see BZ #747787: 
     <item><p>the ability to control media playback — change the volume, skip a
-    track or pause your music without having to enter a password</p></item>
+    track or pause your music without having to enter a password</p></item> -->
   </list>
 
   <p>To unlock your computer, raise the lock screen curtain by dragging it