wlc.h: Correct spelling errors.
wlc.h: Correct spelling errors.

TODO: Spell checker for vim

gpyh/wlc,Earnestly/wlc,vially/wlc,Enerccio/ewlc,Enerccio/ewlc,yohanesu75/wlc,scarabeusiv/wlc,Earnestly/wlc,yohanesu75/wlc,gpyh/wlc,Cloudef/wlc,scarabeusiv/wlc,Cloudef/wlc,ss1h2a3tw/wlc,ammen99/wlc,ammen99/wlc,ss1h2a3tw/wlc,vially/wlc