Copyright for lowlatency-kernel source package in Noble

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/

Files: *
Copyright: 2025, Canonical Ltd.
           2024, Jacob Martin 
License: GPL-3

License: GPL-3
 The full text of the GPL version 3 is distributed in
 /usr/share/common-licenses/GPL-3 on Debian systems.