[lld] [llvm] [LLD][AArch64] Make adrp+ldr relaxation per-symbol all-or-nothing (PR #208396)

[Peter Smith via llvm-commits]

https://github.com/smithp35 approved this pull request.

Thanks for the updates. LGTM. Please leave some time before merging to give @MaskRay a chance to leave any additional comments. 

https://github.com/llvm/llvm-project/pull/208396