[llvm] [DebugInfo] Use human-friendly printing for DWARF column attributes (PR #71062)

[Adrian Prantl via llvm-commits]

https://github.com/adrian-prantl approved this pull request.

I'm sure this is going to break _somebody's_ perl script, but I think that's a very reasonable change!

https://github.com/llvm/llvm-project/pull/71062