Update LLVM for more wasm simd updates#84654

Merged

bors merged 2 commits intorust-lang:masterfrom

alexcrichton:update-llvm-

Apr 30, 2021

Commits on Apr 30, 2021

Update LLVM for more wasm simd updates
alexcrichton
committed
Update LLVM submodule

Amanieu
authored and
alexcrichton
committed