package/minidlna: Always depend on host-gettext

Fixes
http://autobuild.buildroot.net/results/7d1/7d10e2c13a1caf61b8bd18b85e5e5af50e5e7c48/



checking for msgfmt... no

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>