[llvm] [Debuginfo] add debuginfod factory method (PR #154633)

[Daniel Thornburgh via llvm-commits]

mysterymath wrote:

> ⚠️ C/C++ code formatter, clang-format found issues in your code. ⚠️
> 
> You can test this locally with the following command:
> View the diff from clang-format here.

Please fix; otherwise LGTM pending successful test run.

https://github.com/llvm/llvm-project/pull/154633