[llvm] [TableGen] Use vectors instead of sets for testing intersection. NFC. (PR #81602)

[Jay Foad via llvm-commits]

jayfoad wrote:

> If I understand correctly this doesn't change the logic of how the intersection is done, just the data structure used to hold the result of the intersection ? If so then LGTM

Exactly. I could not find a simple more efficient way to do the intersection test itself.

https://github.com/llvm/llvm-project/pull/81602