Fix: Step-Up challenge assertion is too narrow.

[pcmxgti]

Description

Change the check for a step-up challenge, so that it includes more test cases.

Also includes misc data debugging fixes.

Motivation and Context

Step-up Challenges were failing in some cases

How Has This Been Tested?

tox and development Okta instances

Types of changes

• Bug fix (non-breaking change which fixes an issue)

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• New and existing unit tests pass locally with my changes

[pcmxgti]

@sevignyj - this is rebased and ready for review