[llvm] [LLVM] Update debuginfo maintainers (PR #120231)

[Adrian Prantl via llvm-commits]

adrian-prantl wrote:

> Okay, I've updated this now to include the clang debuginfo maintainers + @jmorse with some focus areas in parentheses.
> 
> Do you have any suggestions for the "DWARF Parser" category, or should it maybe be dropped entirely? I'm not entirely sure what part of the codebase exactly this refers to (is it all of https://github.com/llvm/llvm-project/tree/main/llvm/lib/DebugInfo/DWARF or some specific part of it?)

I would probably just roll that into the general Debug Info category because it's more or less the same group of people.

https://github.com/llvm/llvm-project/pull/120231