[gxml] Updated NEWS for 0.20.3 release

[Daniel Espinosa Ortiz <despinosa src gnome org>]

commit 3ed0dd1d8cf14079bbe8fd731ff9150cfb9677c1
Author: Daniel Espinosa <esodan gmail com>
Date:   Sun Feb 6 14:09:17 2022 -0600

    Updated NEWS for 0.20.3 release

 NEWS | 11 +++++++++++
 1 file changed, 11 insertions(+)
---
diff --git a/NEWS b/NEWS
index 7d44eb1..055b556 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,14 @@
+===============
+Version 0.20.3
+===============
+
+* Many memory leaks for XHtmlDocument implementation based on libxml2
+* Updated translations:
+    Polish                 by Piotr Drąg <piotrdrag gmail com>
+    Brazillian Portuguese  by Rafael Fontenelle <rafaelff gnome org>
+    Ukrainian              by Yuri Chornoivan <yurchor ukr net>
+    Swedish                by Anders Jonsson <anders jonsson norsjovallen se>
+
 ===============
 Version 0.20.2
 ===============