Rename constant to correct name
Rename constant to correct name

Renamed a constant that had a mistaken name, from HEIGHT_TRESHOLD to
WIDTH_TRESHOLD.

https://phabricator.endlessm.com/T11025

endlessm/eos-knowledge-lib,endlessm/eos-knowledge-lib,endlessm/eos-knowledge-lib,endlessm/eos-knowledge-lib