Switch from switch states to switch expressions, User from examples section

[eventsourcer]

Changing switch statements to switch expressions for the User Avro class.

[cla-assistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you sign our Contributor License Agreement before we can accept your contribution.
_{You have signed the CLA already but the status is still pending? Let us recheck it.}

[eventsourcer]

@rayokota
Hey folks, anything specific here that I should do given the signed CLA still pending?

[rayokota]

@rayokota Hey folks, anything specific here that I should do given the signed CLA still pending?

Hmm, maybe you can try signing again?

[eventsourcer]

@rayokota Hey folks, anything specific here that I should do given the signed CLA still pending?

Hmm, maybe you can try signing again?

@rayokota thanks for the reply. it says that I have already agreed to CLA:

[eventsourcer]

@rayokota you think I should submit another PR?