[clang] [Clang-repl] Implementation for removeModule for wasm use case (PR #131558)

[Anutosh Bhat via cfe-commits]

anutosh491 wrote:

Has some debug logs for now (shall be removed once ready)

Also the issue tracking this on emscripten is https://github.com/emscripten-core/emscripten/issues/23793

https://github.com/llvm/llvm-project/pull/131558