tools/unitctl: changelog entry

Signed-off-by: Ava Hahn <a.hahn@f5.com>

Author: avahahn

docs/changes.xml

@@ -34,6 +34,12 @@ NGINX Unit updated to 1.33.0.
          date="" time=""
          packager="Nginx Packaging <nginx-packaging@f5.com>">
 
+<change type="feature">
+<para>
+Unit now ships with a CLI application "unitctl".
+</para>
+</change>
+
 <change type="change">
 <para>
 if building with njs, version 0.8.3 or later is now required.