[lld] [lld][test][PAC] Do not rely on concrete offsets in LTO tests (PR #143358)

[Anatoly Trosinenko via llvm-commits]

atrosinenko wrote:

@kovdan01 As discussed, I tried specifying large symbol alignments and this seems to look cleaner. I pushed my proposal here, please feel free to revert if not needed.

https://github.com/llvm/llvm-project/pull/143358