[lld] [LLD][COFF] Redirect __imp_ Symbols to __imp_aux_ on ARM64EC for x64 sections (PR #108608)

[Jacek Caban via llvm-commits]

cjacek wrote:

Thinking some more about it, maybe it would be better to do the redirection in `ObjFile::getSymbol`. I will revisit it.

https://github.com/llvm/llvm-project/pull/108608