[lld] [lld][WebAssembly] Work around limited architecture detection for wasm64 shared libraries (PR #98961)

[Heejin Ahn via llvm-commits]

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

So if I understand correctly, this removes potential false errors from being generated, and if there is a true error, it will fail at runtime, which is less desirable probably than at the link time, but the status quo generates false errors even if there is no error, right?

https://github.com/llvm/llvm-project/pull/98961