Update link to Debian Edu logo license

The link at the bottom of blends.debian.org/edu points to the GNU Lesser GPL, but text of the link says that it is GPL v2.

Russian translation for Debian Edu Blend website

It is reviewed here https://lists.debian.org/debian-l10n-russian/2021/10/msg00024.html # Russian translation for Debian Edu website # Copyright (C) 2002-2021 Debian Pure Blends Team debian-ble...@lists.debian.org # This file is distributed under the same license as the edu-website package. # msgid