[llvm] [llvm-dwp] Add a new flag `--exec-dwo-path-remapping-file=<filename>`. (PR #157587)

[Alexander Yermolovich via llvm-commits]

ayermolo wrote:

Michael can you add some more context about how this is an artifact of the build system feature, etc.
My understanding from your internal post, that each path can be different?

https://github.com/llvm/llvm-project/pull/157587