po: Update translation (French)
po: Update translation (French)

Update po/fr.po at 100.0%
https://translate.fedoraproject.org/projects/ibus/ibus/fr/

BUG=https://github.com/ibus/ibus/pull/2201

fujiwarat/ibus,ibus/ibus,fujiwarat/ibus,fujiwarat/ibus,fujiwarat/ibus,ibus/ibus,ibus/ibus,ibus/ibus