[clang] [llvm] Add llvm-extract-bundle-entry to extend llvm-objcopy (PR #169386)

[James Henderson via cfe-commits]

jh7370 wrote:

@david-salinas, it looks like the build bot failure is related to this PR. I'm not sure why it's only impacting one specific build bot though, given the nature of the failure. Either way, this should be investigated and reverted if the fix is going to take some time to come.

https://github.com/llvm/llvm-project/pull/169386