Fix Mix task name in message
Fix Mix task name in message

0x00evil/phoenix,eksperimental/phoenix,rafbgarcia/phoenix,rafbgarcia/phoenix,nshafer/phoenix,nshafer/phoenix,rafbgarcia/phoenix,keathley/phoenix,phoenixframework/phoenix,Gazler/phoenix,phoenixframework/phoenix,Joe-noh/phoenix,phoenixframework/phoenix,mitchellhenke/phoenix,Kosmas/phoenix,mitchellhenke/phoenix,michalmuskala/phoenix,optikfluffel/phoenix,evax/phoenix,dmarkow/phoenix,Joe-noh/phoenix,Gazler/phoenix,optikfluffel/phoenix,dmarkow/phoenix,evax/phoenix,keathley/phoenix,michalmuskala/phoenix,jwarwick/phoenix,jwarwick/phoenix,0x00evil/phoenix,optikfluffel/phoenix,nshafer/phoenix,Kosmas/phoenix,eksperimental/phoenix,0x00evil/phoenix