[wasi-http] Return none from future-trailers.get when trailers absent - #9208

[wasi-http] Return none from future-trailers.get when trailers absent#9208

alexcrichton merged 2 commits into

bytecodealliance:mainbytecodealliance/wasmtime:mainfrom

dicej:wasi-http-trailersdicej/wasmtime:wasi-http-trailersCopy head branch name to clipboard