Update docstrings for secret types (#8442) #1

Job	Run time
lint 3.8	1m 17s
lint 3.9	1m 14s
test ubuntu / 3.8	2m 5s
lint 3.10	1m 21s
test ubuntu / 3.9	2m 19s
lint 3.11	1m 19s
test ubuntu / 3.10	2m 2s
lint 3.12	1m 10s
test ubuntu / 3.11	1m 59s
test ubuntu / 3.12	2m 24s
test macos / 3.8	2m 47s
docs-build	1m 30s
test macos / 3.9	3m 43s
test macos / 3.10	3m 1s
test macos / 3.11	2m 51s
test fastapi	1m 36s
test macos / 3.12	3m 56s
test windows / 3.8	2m 23s
test windows / 3.9	2m 22s
test memray	3m 47s
test windows / 3.10	2m 43s
test windows / 3.11	2m 28s
test windows / 3.12	3m 23s
mypy 1.0.1 / 3.10	4m 12s
test ubuntu / pypy3.8	3m 13s
mypy lockfile / 3.10	3m 34s
test ubuntu / pypy3.9	6m 45s
mypy 1.2.0 / 3.10	4m 2s
test ubuntu / pypy3.10	3m 17s
mypy 1.4.1 / 3.10	2m 50s
test pydantic plugin	1m 50s
mypy 1.5.1 / 3.10	3m 4s
mypy lockfile / 3.8	3m 3s
mypy lockfile / 3.9	3m 8s
mypy lockfile / 3.11	3m 16s
test typing-extensions 4.6.1 on Python 3.8	2m 35s
mypy 1.5.1 / 3.12	3m 13s
test typing-extensions 4.6.1 on Python 3.9	2m 38s
test typing-extensions 4.6.1 on Python 3.10	2m 37s
test typing-extensions 4.6.1 on Python 3.11	2m 38s
test typing-extensions 4.6.1 on Python 3.12	2m 52s
test typing-extensions main on Python 3.8	2m 36s
test typing-extensions main on Python 3.9	2m 45s
test typing-extensions main on Python 3.10	2m 41s
test typing-extensions main on Python 3.11	2m 34s
test typing-extensions main on Python 3.12	2m 47s
check	2s
coverage-combine	0s
release	0s
Send tweet	0s
	2h 5m 52s

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