Remove deprecated locales.

  Following locales have been replaced by locale+country code
  et -> et-rEE
  ms -> ms-rMY
  km -> km-rKH
  lo -> lo-rLA
  hy -> hy-rAM
  ka -> ka-rGE
  mn -> mn-rMN

Bug: 11412863
Change-Id: I3ca4f564ef6dfcad562329171238b58871f280c3