[llvm] [TargetLowering] Deduplicate choosing InlineAsm constraint between ISels (PR #67057)

[Jay Foad via llvm-commits]

jayfoad wrote:

> Given a list of constraints for InlineAsm (ex. "imr") I'm looking to modify the order in which is chosen.

"in which is chosen" - are you missing some words here?

https://github.com/llvm/llvm-project/pull/67057