[llvm] [WebAssembly] Enable a limited amount of stackification for debug code (PR #136510)

[Heejin Ahn via llvm-commits]

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

Sorry for the long delay (I was OOO...). I think this is good to land. Thank you!

https://github.com/llvm/llvm-project/pull/136510