KODI Main - en to ar_sa translation catalogue (2 entries)

[ctx: #30000]
note: Bitrate to use on for compression
en: Bitrate
ar_sa: معدل بت

[ctx: #30002]
note: Value format for with bitrate edited field
en: {0:d} kbps
ar_sa: {0:d} كيلوبت في الثانية
