Copyright for smemstat source package in Jammy

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: smemstat 
Upstream-Contact: Colin Ian King 
Source: git://kernel.ubuntu.com/cking/smemstat.git

Files: *
Copyright: 2014-2021, Canonical Ltd
           2021, Colin Ian King
License: GPL-2+
 On Debian systems, the complete text of the GNU General Public
 License can be found in `/usr/share/common-licenses/GPL-2'.