[gxml] Update NEWS

[Daniel Espinosa Ortiz <despinosa src gnome org>]

commit 19c1072318c9c776e19f69e92a909d1c76d9b8f7
Author: Daniel Espinosa <esodan gmail com>
Date:   Wed Feb 2 22:00:34 2022 -0600

    Update NEWS

 NEWS | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
---
diff --git a/NEWS b/NEWS
index d073b2a..7d44eb1 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,24 @@
+===============
+Version 0.20.2
+===============
+
+* Many memory leaks fixes
+* Improved unit tests for better debuging
+* Improved error messages
+* XNode: use all cases for NodeType and DomNode.NodeType
+* XPath: better error information with line number
+* Updated translations:
+    Czech                  by Marek Černocký <marek manet cz>
+    Brazillian Portuguese  by Enrico Nicoletto <liverig gmail com>
+    Swedish                by Anders Jonsson <anders jonsson norsjovallen se>
+    Polish                 by Piotr Drąg <piotrdrag gmail com>
+    Ukrainian              by Yuri Chornoivan <yurchor ukr net>
+    Basque                 by Asier Sarasua Garmendia <asier sarasua gmail com>
+    Servian                by Мирослав Николић <miroslavnikolic rocketmail com>
+    Hungarian              by Balázs Úr <balazs urbalazs hu>
+    Spanish                by Daniel Mustieles <daniel mustieles gmail com>
+    Rumanian               by Daniel Șerbănescu <daniel serbanescu dk>
+
 ===============
 Version 0.20.1
 ===============