[llvm] [JITLink] [test] Extend preexisting MinGW XFAILs to new tests (PR #142375)

[Lang Hames via llvm-commits]

https://github.com/lhames approved this pull request.

> Luckily, as they're XFAIL, it'll be a red failure again if it does start passing without updating the tests. :-)
Good point. That will do. ;)

https://github.com/llvm/llvm-project/pull/142375