/usr/share/man/de/man7/latin6.7.gz is in manpages-de 1.22-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/man/de/man7/iso_8859-10.7.gz
/usr/share/man/de/man7/iso_8859-10.7.gz