fix: instructor formatting errors

[Samathingamajig]

yep, it's ugly code, but I fixed the errors 👍

---

This change is 

[Samathingamajig]

fixes this issue on main: https://www.chromatic.com/test?appId=65c5172964f36dcf207985bf&id=6732f9e81c8197002f208ace

this wasn't detected earlier because we're broke

https://www.chromatic.com/build?appId=65c5172964f36dcf207985bf&number=1857
https://github.com/Longhorn-Developers/UT-Registration-Plus/actions/runs/11770378080/job/32782716245

Snapshot quota reached
This build is limited because your account is out of snapshots for the month.

[Samathingamajig]

resolves these sentry errors

[Samathingamajig]

caused by #403

see comment #403 (comment)

[Samathingamajig]

ugh isaiah doesn't like "Unknown" anymore, which requires some weird code changes

also need some weird code changes for RMP and CES to make sure instructor names are valid globally in the component so that we don't have the button not be disabled when it should be