GH-116313: get WASI builds to run under wasmtime 18 w/ WASI 0.2/previ… #7

Job	Run time
i686-pc-windows-msvc/msvc (Debug)	15m 32s
i686-pc-windows-msvc/msvc (Release)	20m 22s
x86_64-pc-windows-msvc/msvc (Debug)	15m 57s
x86_64-pc-windows-msvc/msvc (Release)	20m 21s
aarch64-pc-windows-msvc/msvc (Debug)	5m 5s
aarch64-pc-windows-msvc/msvc (Release)	6m 18s
x86_64-apple-darwin/clang (Debug)	11m 31s
x86_64-apple-darwin/clang (Release)	13m 59s
aarch64-apple-darwin/clang (Debug)	9m 16s
aarch64-apple-darwin/clang (Release)	13m 22s
x86_64-unknown-linux-gnu/gcc (Debug)	7m 38s
x86_64-unknown-linux-gnu/gcc (Release)	17m 24s
x86_64-unknown-linux-gnu/clang (Debug)	7m 17s
x86_64-unknown-linux-gnu/clang (Release)	13m 42s
aarch64-unknown-linux-gnu/gcc (Debug)	57m 7s
aarch64-unknown-linux-gnu/gcc (Release)	46m 19s
aarch64-unknown-linux-gnu/clang (Debug)	52m 4s
aarch64-unknown-linux-gnu/clang (Release)	29m 52s
	6h 3m 6s

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