[librsvg/librsvg-2.44] Update NEWS

[Federico Mena Quintero <federico src gnome org>]

commit 866dfc737c1e1d8ec90781526168e9a0cd3c52f2
Author: Federico Mena Quintero <federico gnome org>
Date:   Wed Sep 19 13:52:37 2018 -0500

    Update NEWS

 NEWS | 6 ++++++
 1 file changed, 6 insertions(+)
---
diff --git a/NEWS b/NEWS
index b937d671..3157a05f 100644
--- a/NEWS
+++ b/NEWS
@@ -6,6 +6,12 @@ Version 2.44.3
 - Fixes from fuzz testing (Ivan Molodetskikh): don't panic when the
   feConvolveMatrix kernel is not set; fix upper bounds in filter pixel
   getters.
+- Fix #337 - Don't panic with "em" or "ex" units in the font-size property.
+- Fix #338 - Don't panic when an image element doesn't have
+  width/height attributes.
+- Fix #340 - Don't panic when a marker has a zero-sized viewBox attribute.
+- Special thanks to Ivan Molodetskikh for doing a fuzz-testing run for
+  this round.
 - Updates to the CI infrastructure and the build documentation (Jordan
   Petridis).