update test to validate z4j's behavior relative to the docs for the creator parameter. at the time of writing this issue, it reads:
Includes the {@code creatorUserId} and {@code creatorAppName} properties in the response. If the ticket field is created
by an app, {@code creatorAppName} is the name of the app and {@code creatorUserId} is {@code -1}. If the ticket field
is not created by an app, {@code creatorAppName} is null.
update test to validate z4j's behavior relative to the docs for the
creatorparameter. at the time of writing this issue, it reads: