[PR #8457/db1b9129 backport][3.10] Use async fixture in testing docs #3615

Job	Run time
Linter	1m 30s
Generate llhttp sources	5s
Test (3.8, ubuntu, false)	6m 41s
Test (3.8, windows, false)	8m 2s
Test (3.8, Y, ubuntu, false)	5m 20s
Test (3.9, ubuntu, false)	5m 55s
Test (3.9, macos, false)	4m 17s
Test (3.9, windows, false)	7m 8s
Test (3.9, Y, ubuntu, false)	5m 15s
Test (3.10, ubuntu, false)	6m 31s
Test (3.10, macos, false)	4m 20s
Test (3.10, windows, false)	6m 23s
Test (3.10, Y, ubuntu, false)	5m 41s
Test (3.11, ubuntu, false)	5m 26s
Test (3.11, macos, false)	4m 17s
Test (3.11, windows, false)	7m 5s
Test (3.11, Y, ubuntu, false)	5m 33s
Test (3.12, ubuntu, false)	5m 42s
Test (3.12, macos, false)	4m 36s
Test (3.12, windows, false)	7m 33s
Test (3.12, Y, ubuntu, false)	5m 46s
Test (pypy-3.9, Y, ubuntu, false)	10m 44s
Test (ubuntu, 3.13, true, Y)	48s
check	3s
Pre-Deploy	0s
Build wheels on ${{ matrix.os }} ${{ matrix.qemu }}	0s
Tarball	0s
Deploy	0s
	2h 4m 41s

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