Fix type of SSLContext for some static type checkers #9041

Job	Run time
Generate llhttp sources	6s
Linter	1m 9s
Test (3.9, ubuntu, false)	3m 36s
Benchmark	4m 49s
Test (3.9, macos, false)	3m 21s
Test (3.9, windows, false)	4m 18s
Test (3.9, Y, ubuntu, false)	4m 11s
Test (3.10, ubuntu, false)	3m 43s
Test (3.10, macos, false)	2m 51s
Test (3.10, windows, false)	4m 53s
Test (3.10, Y, ubuntu, false)	4m 1s
Test (3.11, ubuntu, false)	3m 23s
Test (3.11, macos, false)	2m 57s
Test (3.11, windows, false)	4m 42s
Test (3.11, Y, ubuntu, false)	4m 6s
Test (3.12, ubuntu, false)	4m 16s
Test (3.12, macos, false)	2m 41s
Test (3.12, windows, false)	4m 49s
Test (3.12, Y, ubuntu, false)	4m 5s
Test (3.13, ubuntu, false)	4m 21s
Test (3.13, macos, false)	2m 54s
Test (3.13, windows, false)	5m 41s
Test (3.13, Y, ubuntu, false)	4m 14s
Test (pypy-3.9, Y, ubuntu, false)	7m 34s
check	3s
Pre-Deploy	0s
Build wheels on ${{ matrix.os }} ${{ matrix.qemu }}	0s
Tarball	0s
Deploy	0s
	1h 32m 44s

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