Pontoon: Update Vietnamese (vi) localization of AMO
Pontoon: Update Vietnamese (vi) localization of AMO

Co-authored-by: BunNotFound <30c6a6a8d5b3d1f7071b72e2041bb800cd4578ee@gmail.com>

wagnerand/addons-server,mozilla/addons-server,diox/olympia,wagnerand/addons-server,wagnerand/addons-server,mozilla/olympia,diox/olympia,wagnerand/addons-server,diox/olympia,mozilla/addons-server,mozilla/olympia,mozilla/addons-server,mozilla/addons-server,mozilla/olympia,mozilla/olympia,diox/olympia