Updated Slack icon URL.
Updated Slack icon URL.

neskk/PokeAlarm,sclo012/PokeAlarm,xc0ut/PokeAlarm,fosJoddie/PokeAlarm,kvangent/PokeAlarm,PokeAlarm/PokeAlarm,KoertJanssens/PokeAlarm,tallypokemap/PokeAlarm,blsmit5728/PokeAlarm,pokeshermanoaks/PokeAlarm,professorcotter/PokeAlarm,poketrainerbob690/PokeAlarm