[clang] [llvm] [WebAssembly] Add intrinsics to wasm_simd128.h for all FP16 instructions (PR #106465)

[Thomas Lively via cfe-commits]

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

Looks great! Glad you found the cross-project-tests.

https://github.com/llvm/llvm-project/pull/106465