[clang] [llvm] [PseudoProbe] Support emitting to COFF object (PR #123870)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `clang-s390x-linux-lnt` running on `systemz-1` while building `clang,llvm` at step 12 "install lnt dependencies".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/136/builds/5112

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 12 (install lnt dependencies) failure: '/home/uweigand/sandbox/buildbot/clang-s390x-linux-lnt/test/sandbox/Scripts/python -m ...' (failure)
Upon execvpe b'/home/uweigand/sandbox/buildbot/clang-s390x-linux-lnt/test/sandbox/Scripts/python' [b'/home/uweigand/sandbox/buildbot/clang-s390x-linux-lnt/test/sandbox/Scripts/python', b'-m', b'pip', b'install', b'setuptools'] in environment id 4396679516992
:Traceback (most recent call last):
  File "/home/uweigand/sandbox/lib/python3.10/site-packages/twisted/internet/process.py", line 433, in _fork
    self._execChild(path, uid, gid, executable, args, environment)
  File "/home/uweigand/sandbox/lib/python3.10/site-packages/twisted/internet/process.py", line 504, in _execChild
    os.execvpe(executable, args, environment)
  File "/usr/lib/python3.10/os.py", line 584, in execvpe
    _execvpe(file, args, env)
  File "/usr/lib/python3.10/os.py", line 598, in _execvpe
    exec_func(file, *argrest)
FileNotFoundError: [Errno 2] No such file or directory: b'/home/uweigand/sandbox/buildbot/clang-s390x-linux-lnt/test/sandbox/Scripts/python'

```

</details>

https://github.com/llvm/llvm-project/pull/123870