Pasha Yermalovich

Fix duo authorization without preferred device

1

## Description Fixes handling of the case when there is no `preferred_device` input in the duo login form. ## Related Issue https://github.com/Nike-Inc/gimme-aws-creds/issues/478 ## Motivation and Context Fixes authorization for users...

When trying to generate keys using Duo Universal login having a hardware token as the only device registered `gimme-aws-creds` throws and exception when parsing the login form data. This happens...