[llvm] [WebAssembly] Emit i64 GOT import globals on wasm64 (PR #226326)

[Sam Clegg via llvm-commits]

https://github.com/sbc100 approved this pull request.

So IIUC, the reason this hasn't come up in the past is that most folks are not running their object files through validation?   The final linked wasm file already has the correct types here?

LGTM % comment

https://github.com/llvm/llvm-project/pull/226326