Pontoon: Update Hakha Chin (cnh) localization of Common Voice
Pontoon: Update Hakha Chin (cnh) localization of Common Voice

Localization authors:
- Peng Hlei Thang <phthang@indiana.edu>

gozer/voice-web,gozer/voice-web,gozer/voice-web,gozer/voice-web,common-voice/common-voice,gozer/voice-web,gozer/voice-web,gozer/voice-web,common-voice/common-voice,common-voice/common-voice,common-voice/common-voice