[WIP] Enhance coverage of parmest tests

[adowling2]

Fixes # .

Summary/Motivation:

• See discussion in Update data in Parmest example to match paper results #1474 about need for more robust tests

Changes proposed in this PR:

• Make test for using k_aug conditional on if the solver is install
• Update Rooney-Biegler test to use the correct data
• Test the examples, not just copy them to the test suit
• Verify k_aug and Pynumero report the same reduced Hessian
• Verify test for k_aug is skipped if it is not available

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[blnicho]

@adowling2 this has been open as a WIP for a while so I'm going to close it for now and move your checklist to an issue.