Pontoon: Update Breton (br) localization of Common Voice
Pontoon: Update Breton (br) localization of Common Voice

Co-authored-by: Anthony Guéchoum <d55d3708b642052ed97639436e4764a958793419@gmail.com>

common-voice/common-voice,common-voice/common-voice,common-voice/common-voice,common-voice/common-voice