Updated the contact for Twitch highlighting

[okjed]

I made one correction as requested in the stream team channel but have noticed that many of the committees and chairs of those committees might also need to be addressed. Hopefully someone can make recommendations on what makes the most sense to make the broader corrections.

[kacollins]

@jsonthebson Are any of these teams still active? Maybe they can be updated in a separate PR.

[jsonthebson]

None of those teams remain active, feel free to remove that in a PR