Fix msgfmt error on po/FR.po

po/fr_FR.po:316: `msgid' and `msgstr' entries do not both end with '\n'
msgfmt: found 1 fatal error

Signed-off-by: Miika Turkia <miika.turkia@gmail.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>