[PR #8776/11171b8d backport][3.10] Use more precise headers type #4803

Job	Run time
Linter	1m 0s
Generate llhttp sources	8s
Test (3.8, ubuntu, false)	6m 32s
Test (3.8, windows, false)	6m 18s
Test (3.8, Y, ubuntu, false)	6m 29s
Test (3.9, ubuntu, false)	7m 4s
Test (3.9, macos, false)	5m 1s
Test (3.9, windows, false)	5m 54s
Test (3.9, Y, ubuntu, false)	5m 59s
Test (3.10, ubuntu, false)	5m 46s
Test (3.10, macos, false)	4m 45s
Test (3.10, windows, false)	6m 30s
Test (3.10, Y, ubuntu, false)	8m 38s
Test (3.11, ubuntu, false)	5m 48s
Test (3.11, macos, false)	4m 51s
Test (3.11, windows, false)	5m 52s
Test (3.11, Y, ubuntu, false)	5m 51s
Test (3.12, ubuntu, false)	7m 4s
Test (3.12, macos, false)	4m 20s
Test (3.12, windows, false)	7m 40s
Test (3.12, Y, ubuntu, false)	6m 33s
Test (pypy-3.9, Y, ubuntu, false)	11m 23s
Test (ubuntu, 3.13, true, Y)	1m 50s
check	4s
Pre-Deploy	0s
Build wheels on ${{ matrix.os }} ${{ matrix.qemu }}	0s
Tarball	0s
Deploy	0s
	2h 11m 20s

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