tests: Update test-helper #1465

Job	Run time
test (stable)	36s
test (beta)	34s
test (no rustup)	50s
test (nightly)	1m 40s
test (nightly, macos-latest)	1m 36s
test (nightly, windows-latest)	2m 23s
miri / miri	56s
msrv / prepare	2s
release-dry-run / prepare	4s
tidy / prepare	6s
msrv / build (ubuntu-latest)	3m 51s
msrv / build (windows-latest)	5m 4s
release-dry-run / build (aarch64-unknown-linux-gnu, ubuntu-22.04)	56s
release-dry-run / build (aarch64-unknown-linux-musl)	43s
release-dry-run / build (aarch64-apple-darwin, macos-13)	1m 4s
release-dry-run / build (aarch64-pc-windows-msvc, windows-2019)	1m 44s
release-dry-run / build (x86_64-unknown-linux-gnu, ubuntu-22.04)	29s
release-dry-run / build (x86_64-unknown-linux-musl)	39s
release-dry-run / build (x86_64-apple-darwin, macos-13)	1m 8s
release-dry-run / build (x86_64-pc-windows-msvc, windows-2019)	1m 20s
release-dry-run / build (x86_64-unknown-freebsd)	55s
release-dry-run / build (x86_64-unknown-illumos)	39s
release-dry-run / build (universal-apple-darwin, macos-13)	1m 4s
tidy / tidy	1m 58s
tidy / deny	16s
tidy / check-external-types	0s
tidy / clippy	15s
tidy / docs	0s
tidy / codegen	0s
	30m 52s

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