QUIC: remove duplicate documentation causing test failure #376

Job	Run time
check_docs	47s
check_update	1m 18s
check-c-std	2m 32s
basic_clang	4m 59s
minimal	2m 34s
basic_gcc	5m 0s
no-deprecated	4m 48s
no-shared-macos (macos-13)	5m 29s
no-shared-ubuntu	3m 39s
no-shared-macos (macos-14)	3m 2s
self-hosted	0s
address_ub_sanitizer	9m 34s
full_featured	5m 24s
enable_non-default_options	3m 52s
fuzz_tests	2m 48s
memory_sanitizer	18m 53s
no-legacy	5m 3s
non-caching	13m 13s
threads_sanitizer	4m 7s
external-test-cf-quiche	3m 15s
external-test-pyca (1.51.0, 3.9)	7m 13s
external-tests	11m 10s
legacy	3m 50s
out-of-readonly-source-and-install-macos (macos-13)	9m 27s
out-of-readonly-source-and-install-ubuntu	6m 37s
out-of-readonly-source-and-install-macos (macos-14)	6m 1s
	2h 24m 35s

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