message: Remove misleading route hostname message
  The create route form says a route hostname can't be changed. This is
  not always the case and depends on the user's permissions. Remove the
  message.
diff: @@ -255,9 +255,7 @@ export class CreateRoute extends React.Component<null, CreateRouteState> {
  name="hostname"
  aria-describedby="hostname-help" />
  <div className="help-block" id="hostname-help">
  - <p>Public hostname for the route. If not specified, a hostname is generated.</p>
  - <p>The hostname cannot be changed after the route is created.</p>
  - {/* TODO: add additional wildcard help text from https://github.com/openshift/origin-web-console/blob/master/app/views/directives/osc-routing.html#L65-L67 */}
  + Public hostname for the route. If not specified, a hostname is generated.
  </div>
  </div>
  <div className="form-group co-create-route__path">
  