Fixed a typo
Fixed a typo

"`AsyncResult` is a structure describing the success of the failure of an operation." => Replace `of the` with `or`
cescoffier/vertx-microservices-workshop,cescoffier/vertx-microservices-workshop,cescoffier/vertx-microservices-workshop,cescoffier/vertx-microservices-workshop,cescoffier/vertx-microservices-workshop