fix HTTP 401 Unauthorized, {"message": "401: Unauthorized", "code": 0} (#1586)
fix HTTP 401 Unauthorized, {"message": "401: Unauthorized", "code": 0} (#1586)

fix file=bot.go:426 level=error service=bot error starting bot HTTP 401 Unauthorized, {"message": "401: Unauthorized", "code": 0}
see https://github.com/bwmarrin/discordgo#usage
myodc/go-micro,micro/go-micro