[lld] [llvm] [llvm-readobj][COFF] Consistent PDBGUID Formatting (PR #94256)

[James Henderson via llvm-commits]

https://github.com/jh7370 approved this pull request.

This looks reasonable to me, but you should probably wait for @rnk to approve before this gets landed, as I'm not a regular COFF maintainer (I tend to focus on the ELF side of things).

One description nit: there's no such tool as "llvm-yaml2obj" - the tool is simply called "yaml2obj".

https://github.com/llvm/llvm-project/pull/94256