chore: wasmtime 17->18 #1722

Job	Run time
changes	4s
run-checks (ubuntu-latest, stable)	3m 15s
run-checks (ubuntu-latest, nightly)	9m 16s
run-cargo-tests	7m 48s
run-deny	1m 19s
run-checks (ubuntu-latest, 1.75.0)	2m 51s
run-docs	4m 46s
run-checks (macos-14, stable)	3m 32s
run-tests (ubuntu-latest, stable, all)	9m 9s
run-checks (macos-14, nightly)	3m 30s
run-tests (ubuntu-latest, stable, none)	5m 17s
run-tests-windows (stable, all)	16m 6s
run-checks (macos-14, 1.75.0)	3m 54s
run-tests (ubuntu-latest, nightly, all)	8m 38s
run-tests-windows (stable, none)	13m 8s
run-checks (windows-latest, stable)	9m 51s
run-tests (ubuntu-latest, nightly, none)	5m 28s
run-tests-windows (nightly, all)	16m 25s
run-tests (macos-13, stable, all)	13m 23s
run-checks (windows-latest, nightly)	7m 18s
run-tests-windows (nightly, none)	11m 4s
run-tests (macos-13, stable, none)	6m 45s
run-checks (windows-latest, 1.75.0)	4m 42s
run-tests (macos-13, nightly, all)	12m 21s
run-tests (macos-13, nightly, none)	8m 3s
build-and-run-examples	0s
	3h 7m 53s

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