[llvm] [llvm-readobj][COFF] Dump .modmeta section (PR #201695)

[James Henderson via llvm-commits]

https://github.com/jh7370 commented:

As with all new options, this must be documented in the llvm-readobj command guide located in llvm/docs/CommandGuide/llvm-readobj.rst, specifically under the PE/COFF section.

NB: I've not reviewed the tests yet.

https://github.com/llvm/llvm-project/pull/201695