Test

Better type return value of `json.detect_encoding` #35618

Job	Run time
Check typeshed structure	12s
stub_uploader tests	4m 1s
mypy: Run test cases	4m 0s
pyright: Run test cases (Linux, 3.13)	1m 30s
pyright: Run test cases (Windows, 3.14)	1m 27s
pyright: Run test cases (Darwin, 3.11)	1m 32s
pyright: Run test cases (Windows, 3.11)	1m 35s
pyright: Run test cases (Windows, 3.13)	1m 36s
pyright: Run test cases (Windows, 3.12)	1m 24s
pyright: Run test cases (Linux, 3.12)	1m 28s
pyright: Run test cases (Darwin, 3.12)	1m 34s
pyright: Run test cases (Darwin, 3.13)	1m 41s
pyright: Run test cases (Linux, 3.11)	1m 31s
pyright: Run test cases (Darwin, 3.14)	1m 22s
pyright: Run test cases (Linux, 3.14)	1m 28s
mypy: Check stubs (win32, 3.11)	2m 11s
mypy: Check stubs (linux, 3.12)	2m 13s
mypy: Check stubs (linux, 3.10)	2m 6s
mypy: Check stubs (linux, 3.11)	1m 48s
mypy: Check stubs (linux, 3.14)	2m 1s
mypy: Check stubs (linux, 3.13)	2m 2s
mypy: Check stubs (win32, 3.14)	2m 16s
mypy: Check stubs (darwin, 3.10)	2m 7s
mypy: Check stubs (darwin, 3.11)	1m 59s
mypy: Check stubs (win32, 3.13)	1m 58s
mypy: Check stubs (win32, 3.10)	1m 53s
mypy: Check stubs (darwin, 3.12)	2m 10s
mypy: Check stubs (darwin, 3.14)	2m 23s
mypy: Check stubs (darwin, 3.13)	2m 22s
mypy: Check stubs (win32, 3.12)	2m 18s
	58m 8s

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