[llvm] [ORC] Preserve order of constructors with same priority (PR #95532)

[David Spickett via llvm-commits]

DavidSpickett wrote:

Yes, I've opened https://github.com/llvm/llvm-project/issues/95911 and relanded the change with the test marked unsupported.

https://github.com/llvm/llvm-project/pull/95532