Update guix recipe

Julien LepillerTue Aug 24 23:21:45+0200 2021

449a176

gitile/LICENSES
namelast commitdate
AGPL-3.0-or-later.txtLicense with reuse.software, code is under AGPL, not LGPLSun Mar 21 18:00:42+0100 2021
CC0-1.0.txtLicense with reuse.software, code is under AGPL, not LGPLSun Mar 21 18:00:42+0100 2021
GPL-3.0-or-later.txtLicense with reuse.software, code is under AGPL, not LGPLSun Mar 21 18:00:42+0100 2021