[gnome-session] NEWS: update for release

[Ray Strode <halfline src gnome org>]

commit 8befa97912e32875a258c07527ea829f563cd0e4
Author: Ray Strode <rstrode redhat com>
Date:   Thu Jan 5 13:33:31 2017 -0500

    NEWS: update for release

 NEWS |   12 ++++++++++++
 1 files changed, 12 insertions(+), 0 deletions(-)
---
diff --git a/NEWS b/NEWS
index ae9e8f8..327fd93 100644
--- a/NEWS
+++ b/NEWS
@@ -1,4 +1,16 @@
 ===============
+Version 3.23.4
+===============
+
+       * Fix warnings at startup in check accelerated helper
+       * print the renderer under wayland in check accelerated helper
+       * fix gpu info caching logic
+       * better error checking
+       * don't tell Qt applications to look like GNOME anymore
+       * make sure a login shell runs for wayland sessions at startup
+       * Translation updates
+
+===============
 Version 3.23.2
 ===============