[empathy] NEWS: explain why FB chat is going away

[Guillaume Desmottes <gdesmott src gnome org>]

commit 898ba346ceb2c8e3358bba97b9405cd7a9199de1
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Mon Mar 16 09:57:01 2015 +0100

    NEWS: explain why FB chat is going away

 NEWS |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/NEWS b/NEWS
index b61f0ff..7833668 100644
--- a/NEWS
+++ b/NEWS
@@ -1,6 +1,9 @@
 NEW in 3.12.8 (16/03/2015)
 =============
 
+Facebook chat support has been removed from gnome-online-account as Facebook
+is shutting down this service.
+
 Bugs fixed:
  - Fixed #705326, User help suggests "ignore SSL certificate errors" option for Jabber accounts "if you 
trust the server you are connecting to" (Michael Catanzaro)
  - Fixed #746100, goa-mc-plugin: Remove Facebook chat using Jabber (Debarshi Ray)