[llvm] [DWARFLinker][DWARFLinkerParallel][NFC] Refactor DWARFLinker&DWARFLinkerParallel to have a common library. (PR #74725)

[Alexey Lapshin via llvm-commits]

avl-llvm wrote:

This pull request are fully covered by :

https://github.com/llvm/llvm-project/pull/75925
https://github.com/llvm/llvm-project/pull/77437
https://github.com/llvm/llvm-project/pull/77604
https://github.com/llvm/llvm-project/pull/77932

Thus I am closing it.

https://github.com/llvm/llvm-project/pull/74725