Typing improvements for file responses #9022

Job	Run time
Linter	1m 20s
Generate llhttp sources	5s
Benchmark	4m 54s
Test (3.9, ubuntu, false)	3m 27s
Test (3.9, macos, false)	3m 15s
Test (3.9, windows, false)	4m 39s
Test (3.9, Y, ubuntu, false)	4m 10s
Test (3.10, ubuntu, false)	3m 41s
Test (3.10, macos, false)	3m 10s
Test (3.10, windows, false)	4m 31s
Test (3.10, Y, ubuntu, false)	4m 30s
Test (3.11, ubuntu, false)	3m 36s
Test (3.11, macos, false)	3m 9s
Test (3.11, windows, false)	5m 13s
Test (3.11, Y, ubuntu, false)	4m 16s
Test (3.12, ubuntu, false)	3m 59s
Test (3.12, macos, false)	2m 50s
Test (3.12, windows, false)	4m 24s
Test (3.12, Y, ubuntu, false)	4m 14s
Test (3.13, ubuntu, false)	4m 27s
Test (3.13, macos, false)	3m 40s
Test (3.13, windows, false)	6m 4s
Test (3.13, Y, ubuntu, false)	4m 14s
Test (pypy-3.9, Y, ubuntu, false)	7m 44s
check	1s
Pre-Deploy	0s
Build wheels on ${{ matrix.os }} ${{ matrix.qemu }}	0s
Tarball	0s
Deploy	0s
	1h 35m 33s

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