(INPUT_METHOD): Remove bo-ewts.mim.
(INPUT_METHOD): Remove bo-ewts.mim.

xmirror/m17n-db,xmirror/m17n-db,sanskrit-coders/m17n-db,sanskrit-coders/m17n-db,sanskrit-coders/m17n-db,xmirror/m17n-db,xmirror/m17n-db