[gimp/gimp-2-10] NEWS: update.

[Jehan <jehanp src gnome org>]

commit fd2008c5c23f491ec820457ec73b418ea80ad8f8
Author: Jehan <jehan girinstud io>
Date:   Wed Nov 14 13:44:02 2018 +0100

    NEWS: update.

 NEWS | 5 +++++
 1 file changed, 5 insertions(+)
---
diff --git a/NEWS b/NEWS
index 5d28c421bb..ab7c6a388e 100644
--- a/NEWS
+++ b/NEWS
@@ -21,6 +21,11 @@ Core:
     during layer transforms, leading to discrepencies between the
     transformed layer and the transformed mask.
 
+Plug-ins:
+
+  - file-pdf-save GUI now clearly indicates the order the layers will be
+    used to make multi-page PDFs.
+
 Installers:
 
   - Windows: proper fix for libthai to stop GIMP from crashing in the