fix clock off message
fix clock off message

LucasCabello/anki,hssm/anki,weihautin/anki,Stvad/anki,hssm/anki,florianjacob/anki,socialpercon/anki-1,holycrepe/anki,go38/anki,xuewenfei/anki,jakesyl/ruby-card,subfusc/anki,jkitching/anki,Arthaey/anki,eduOS/anki,weihautin/anki,kenjhim/anki,jakesyl/ruby-card,ospalh/libanki3,abeyer/anki,sunclx/anki