fix: `httponly` correction in CSRFMiddleware (#3739) #4021

Job	Run time
slotscheck	34s
mypy	1m 17s
pyright	58s
Test server integration (uvicorn<0.27.0)	52s
Test Minimal Application with Base Dependencies	28s
Test server integration (uvicorn>=0.27.0)	50s
Test Minimal Pydantic 1 application	37s
validate	12s
test (3.10) / test	1m 56s
test (3.11) / test	1m 56s
test (3.12) / test	3m 23s
test (3.8) / test	3m 7s
test (3.9) / test	2m 2s
test-platform-compat (macos-latest) / test	1m 42s
test-platform-compat (windows-latest) / test	2m 24s
build-docs	0s
codeql	3m 29s
upload-test-coverage	20s
sonar	1m 40s
	27m 47s

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