Remove duplicate nimble_parsec entry in mix.lock
Remove duplicate nimble_parsec entry in mix.lock

rafbgarcia/phoenix,0x00evil/phoenix,optikfluffel/phoenix,optikfluffel/phoenix,nshafer/phoenix,nshafer/phoenix,0x00evil/phoenix,rafbgarcia/phoenix,phoenixframework/phoenix,phoenixframework/phoenix,rafbgarcia/phoenix,phoenixframework/phoenix,nshafer/phoenix,optikfluffel/phoenix,0x00evil/phoenix