[llvm-branch-commits] [llvm] [llvm-readobj, ELF] Support --decompress/-z (#82594) (PR #82713)

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llvmbot wrote:

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Failed to cherry-pick: $commit_id`

https://github.com/llvm/llvm-project/actions/runs/8013213107

Please manually backport the fix and push it to your github fork.  Once this is done, please create a [pull request](https://github.com/llvm/llvm-project/compare)

https://github.com/llvm/llvm-project/pull/82713