[librsvg/librsvg-2.50] Update NEWS

[Federico Mena Quintero <federico src gnome org>]

commit 23be1fafea0452aa0b1a07c1323ddd708e52a045
Author: Federico Mena Quintero <federico gnome org>
Date:   Fri Apr 30 12:39:56 2021 -0500

    Update NEWS

 NEWS | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
---
diff --git a/NEWS b/NEWS
index 5521c4e8..7b683d84 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,17 @@
+==============
+Version 2.50.5
+==============
+
+- #699 - Images embedded as data: URLs didn't render if they had a
+  MIME type with a charset parameter.
+
+- #691 - Don't allow number lists with unbounded lengths in
+  tableValues attributes, for feComponentTransfer and
+  feConvolveMatrix (Madds H).
+
+- #718 - Negative rx/ry in rect element should be ignored.
+
+
 ==============
 Version 2.50.4
 ==============