Remove Transfer-Encoding for empty body response per RFC 9112 sec 6.3 #19

Job	Run time
Linter	1m 34s
Generate llhttp sources	7s
Test (3.8, ubuntu, false)	4m 37s
Test (3.8, windows, false)	4m 30s
Test (3.8, Y, ubuntu, false)	4m 19s
Test (3.9, ubuntu, false)	4m 37s
Test (3.9, macos, false)	4m 37s
Test (3.9, windows, false)	4m 29s
Test (3.9, Y, ubuntu, false)	4m 37s
Test (3.10, ubuntu, false)	4m 37s
Test (3.10, macos, false)	4m 36s
Test (3.10, windows, false)	4m 32s
Test (3.10, Y, ubuntu, false)	4m 38s
Test (pypy-3.8, Y, ubuntu, false)	4m 24s
Test (macos, 3.11, true, Y)	4m 33s
Test (ubuntu, 3.11, false, Y)	4m 37s
Test (windows, 3.11, true, Y)	4m 14s
Test (ubuntu, 3.12, true, Y)	4m 22s
Test (macos, 3.12, true, Y)	4m 37s
Test (windows, 3.12, true, Y)	3m 10s
check	3s
Pre-Deploy	0s
Build wheels on ${{ matrix.os }} ${{ matrix.qemu }}	0s
Tarball	0s
Deploy	0s
	1h 21m 50s

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