Odoo Server saas~14.4 - en to mn translation catalogue (3 entries)

note: module: website_event_track_live
en: Chat
mn: Чаат

note: module: website_event_track_live
en: Event Track
mn: Арга хэмжээний Зам

note: module: website_event_track_live
en: Youtube Video URL
mn: Youtube Видео URL
