This bug was fixed in the package base-files - 9.4ubuntu4.3
--------------- base-files (9.4ubuntu4.3) xenial; urgency=medium
* /etc/os-release: Add VERSION_CODENAME per upstream spec (LP: #1598212)
-- Adam Conrad <email address hidden> Fri, 12 Aug 2016 11:48:58 -0600
This bug was fixed in the package base-files - 9.4ubuntu4.3
---------------
base-files (9.4ubuntu4.3) xenial; urgency=medium
* /etc/os-release: Add VERSION_CODENAME per upstream spec (LP: #1598212)
-- Adam Conrad <email address hidden> Fri, 12 Aug 2016 11:48:58 -0600