xtask: Fix test-more not handling the new wasm workspace separation. #247

Job	Run time
no_std	31s
miri	1m 35s
build (ubuntu, stable, locked, true)	13m 19s
build (windows, stable, locked, false)	23m 9s
build (macos, stable, locked, false)	29m 50s
build (ubuntu, nightly, locked, false)	22m 21s
build (ubuntu, beta, locked, false)	13m 23s
build (ubuntu, stable, latest, false)	12m 12s
build (ubuntu, stable, minimal, false)	12m 4s
deploy	4s
fuzz	15m 13s
features	26m 10s
	2h 49m 51s

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