[lld] [PAC][lld] Properly handle `.relr.auth.dyn` -> `.rela.dyn` movement (PR #195649)

[Daniil Kovalev via llvm-commits]

kovdan01 wrote:

@jrtc27 Could you please share your feedback on this (as the original issue's author)? Concerns of other reviewers are resolved at this point, and this PR is not blocked by any changes in spec and should be fine to merge as soon as you are happy with it

https://github.com/llvm/llvm-project/pull/195649