[PR #9071/a33270bc backport][3.11] Add tests for websocket close #5564

Job	Run time
Linter	49s
Generate llhttp sources	12s
Test (3.9, ubuntu, false)	6m 12s
Test (3.9, macos, false)	4m 36s
Test (3.9, windows, false)	6m 54s
Test (3.9, Y, ubuntu, false)	5m 14s
Test (3.10, ubuntu, false)	5m 43s
Test (3.10, macos, false)	4m 16s
Test (3.10, windows, false)	7m 7s
Test (3.10, Y, ubuntu, false)	5m 0s
Test (3.11, ubuntu, false)	5m 40s
Test (3.11, macos, false)	4m 38s
Test (3.11, windows, false)	7m 41s
Test (3.11, Y, ubuntu, false)	5m 11s
Test (3.12, ubuntu, false)	6m 40s
Test (3.12, macos, false)	4m 32s
Test (3.12, windows, false)	7m 37s
Test (3.12, Y, ubuntu, false)	6m 5s
Test (pypy-3.9, Y, ubuntu, false)	11m 18s
Test (ubuntu, 3.13, true, Y)	2m 10s
check	4s
Pre-Deploy	0s
Tarball	0s
Build wheels on ${{ matrix.os }} ${{ matrix.qemu }}	0s
Deploy	0s
	1h 47m 39s

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