2.10.2/0.8.1 pin back astral-tokio-rs #1965

Job	Run time
fmt	14s
clippy (macos-latest)	57s
clippy (ubuntu-latest)	2m 3s
clippy (windows-latest)	2m 10s
test-minimal-container	2m 38s
coverage-integration (ubuntu-latest)	9m 2s
test (ubuntu-latest)	2m 13s
coverage-integration (macos-latest)	3m 22s
coverage-unit (windows-latest)	3m 16s
test (macos-latest)	1m 20s
coverage-unit (ubuntu-latest)	2m 44s
coverage-unit (macos-latest)	1m 32s
upload-coverage	3s
	31m 34s

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