[wasm] Enable `--gc-sections` for WebAssembly by default#71768

kateinoigakukun merged 1 commit intoswiftlang:mainswiftlang/swift:mainfrom

kateinoigakukun:pr-5b0947b86ee45b937e9b6fedd0963644227b754dkateinoigakukun/swift:pr-5b0947b86ee45b937e9b6fedd0963644227b754dCopy head branch name to clipboard