[librsvg: 3/5] Update NEWS

[Marge Bot <marge-bot src gnome org>]

commit 1aa8474a390221754f9bd9f82dc33461dc7f3432
Author: Federico Mena Quintero <federico gnome org>
Date:   Fri Jun 10 14:57:43 2022 -0500

    Update NEWS
    
    Part-of: <https://gitlab.gnome.org/GNOME/librsvg/-/merge_requests/706>

 NEWS | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
---
diff --git a/NEWS b/NEWS
index 49637b2d5..e90164668 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,17 @@
+==============
+Version 2.54.4
+==============
+
+- #817 - Support CSS Color 4 for alpha values.  Opacities can be
+  specified as numbers or percentages now, e.g. 0.5 or 50%
+  (Michael Howell).
+
+- #870 - Roll back minimum required version of Pango to 1.46.0
+  (Kleis Auke Wolthuizen).
+
+- #867 - Fix Windows NMake install when documentation is not built.
+  (Peter Williams).
+
 ==============
 Version 2.54.3
 ==============