[llvm] [ELF][Objcopy] Dont corrupt symbol table when `--update-section` is called for ELF files (PR #170462)

[Dmitry Nechitaev via llvm-commits]

Nechda wrote:

@jh7370 Could you please review this PR or assign appropriate people to it? I don't have enough permissions to assign reviewers myself.


https://github.com/llvm/llvm-project/pull/170462