Fix small typo in gen.auth docs (#4558)
Fix small typo in gen.auth docs (#4558)


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