[llvm] [llvm-objcopy] Add possibility to verify .note section format (PR #90458)

[James Henderson via llvm-commits]

https://github.com/jh7370 commented:

Please don't "resolve conversations" where I've instigated a change request comment. See https://discourse.llvm.org/t/rfc-github-pr-resolve-conversation-button for more context.

https://github.com/llvm/llvm-project/pull/90458