[gedit-plugins] NEWS: mention Dashboard plugin has been dropped

[Jeremy Bicha <jbicha src gnome org>]

commit 0ff6d1309431f045d7ece65c76dcca995b650e39
Author: Jeremy Bicha <jbicha ubuntu com>
Date:   Wed Jan 9 22:52:22 2019 -0500

    NEWS: mention Dashboard plugin has been dropped

 NEWS | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/NEWS b/NEWS
index 922f21a..60fce3f 100644
--- a/NEWS
+++ b/NEWS
@@ -3,6 +3,7 @@ gedit-plugins 3.31.4
 ====================
 Development release
 
+- Drop broken Dashboard plugin
 - Switch from GTKSourceView 3 to GTKSourceView 4 (Christian)
 - Stop using intltool (Jeremy)
 - Miscellaneous improvements (Andre, Jeremy, Piotr)