tests

Update whisk requirement from 0.12 to 0.13 (#41) #313

Job	Run time
cross-compile (ubuntu-latest, stable, aarch64-linux-android)	19s
cross-compile-ios (macos-latest, stable, aarch64-apple-ios)	18s
cross-compile (ubuntu-latest, stable, i686-pc-windows-gnu)	16s
cross-compile-ios (macos-latest, beta, aarch64-apple-ios)	16s
cross-compile (ubuntu-latest, stable, i686-unknown-freebsd)	15s
cross-compile-ios (macos-latest, nightly, aarch64-apple-ios)	17s
cross-compile (ubuntu-latest, stable, i686-unknown-linux-gnu)	21s
cross-compile (ubuntu-latest, stable, wasm32-wasi)	12s
cross-compile (ubuntu-latest, stable, x86_64-apple-darwin)	16s
cross-compile-web (ubuntu-latest, stable, wasm32-unknown-unknown)	25s
cross-compile (ubuntu-latest, stable, x86_64-unknown-redox)	13s
cross-compile-web (ubuntu-latest, beta, wasm32-unknown-unknown)	19s
cross-compile-web (ubuntu-latest, nightly, wasm32-unknown-unknown)	21s
test (ubuntu-latest, stable, --all)	22s
test (ubuntu-latest, stable, --all --no-default-features)	23s
test (ubuntu-latest, beta, --all)	22s
test (ubuntu-latest, beta, --all --no-default-features)	23s
test (ubuntu-latest, nightly, --all)	22s
test (ubuntu-latest, nightly, --all --no-default-features)	20s
test (macos-latest, stable, --all)	32s
test (macos-latest, stable, --all --no-default-features)	23s
test (macos-latest, beta, --all)	23s
test (macos-latest, beta, --all --no-default-features)	23s
test (macos-latest, nightly, --all)	22s
test (macos-latest, nightly, --all --no-default-features)	23s
	8m 26s

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