[llvm] OrcV2: also set COFF flag overrides when custom linking layer is used (PR #129533)

[Wenzel Jakob via llvm-commits]

wjakob wrote:

Is it possible that removing the `if` statement from before was the cause of this regression? I reverted that last commit so that the MLIR team can check?

https://github.com/llvm/llvm-project/pull/129533