[gnome-chess] help: Network games are not possible, link to task

[Andre Klapper <aklapper src gnome org>]

commit a899622d6a8adb093e4a4809a16ed78e4fbc2ac5
Author: Andre Klapper <a9016009 gmx de>
Date:   Wed Sep 5 10:16:05 2018 +0200

    help: Network games are not possible, link to task

 help/C/network-game.page | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/help/C/network-game.page b/help/C/network-game.page
index 46e4627..f660958 100644
--- a/help/C/network-game.page
+++ b/help/C/network-game.page
@@ -16,4 +16,6 @@
 
   <title>Network game</title>
 
+  <p><link href="https://gitlab.gnome.org/GNOME/gnome-chess/issues/1";>This is not yet possible.</link></p>
+
 </page>