Update changelog for beaker

Change-Id: If3d2a7934bc959f851833f600e3386778d0d08e3

debian/changelog

diff --git a/debian/changelog b/debian/changelog
index a13d327..7a2befd 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+libdrm-imx (2.4.84+imx-mendel1) mendel-beaker; urgency=medium
+
+  * Cut for beaker release and version normalization.
+
+ -- AIY Projects <support-aiyprojects@google.com>  Wed, 16 Jan 2019 12:00:00 -0800
+
 libdrm-imx (2.4.84+imx-0) unstable; urgency=medium
 
   * Initial release