Unicode category runs succesfully but UI reports parsing error

[Vap0r1ze]

As you can see it is matching with no issues, but some part of the UI is reporting a parsing error.

[gskinner]

Interesting. I know I pulled the list from some standards doc somewhere, but it appears to be missing some categories, though I can't see an obvious pattern as to what is missing.

We should update the list based on this, which should be exhaustive:
https://tc39.es/ecma262/#sec-runtime-semantics-unicodematchproperty-p