Facet granular date (8.x-1.0) - en to km translation catalogue (4 entries)

en: 1 hour | @count hours
km[0]: @count ម៉ោង

en: 1 day | @count days
km[0]: @count ថ្ងៃ

en: 1 year | @count years
km[0]: @count ឆ្នាំ

en: 1 month | @count months
km[0]: ១​ ខែ
