OSCAL Mini-workshop page update

[iMichaela]

Committer Notes

OSCAL Mini-workshop page was updated with Telos' speaker info.

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[iMichaela]

@david-waltermire-nist or @aj-stein-nist - Can you please review and accept the PR at your earliest convenience - the presentation is tomorrow?

[aj-stein-nist]

I know it is a simple change, but we might want to fix this first or it will mess up page render. Otherwise, looks good.