Pontoon: Update Zulu (zu) localization of Common Voice
Pontoon: Update Zulu (zu) localization of Common Voice

Co-authored-by: zulu1 <f0041a095d75c9d92d6d297ffd5581db3e271323@uliza.org>

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