[lld] Reapply "[lld][WebAssembly] Do not relocate ABSOLUTE symbols" (#154371) (PR #154494)

[Sam Clegg via llvm-commits]

sbc100 wrote:

I'm not totally sure this is that right approach... i think maybe the existing ABSOLUTE symbol flag might the right thing, but we shouldn't be using to other symbols.  

I think we need to look into it some more.   What is the existing ABSOLUTE flag doing?   How does it compare the the corresponding flag in the ELF linker?  etc.

https://github.com/llvm/llvm-project/pull/154494