Remove an obsolete comment #1106

Job	Run time
basic_gcc	5m 56s
check_docs	58s
check_update	1m 29s
check-ansi	2m 42s
minimal	2m 50s
basic_clang	5m 55s
no-deprecated	5m 29s
no-shared-macos (macos-13)	5m 59s
self-hosted	0s
no-shared-macos (macos-14)	3m 32s
no-shared-ubuntu	4m 29s
address_ub_sanitizer	11m 5s
enable_non-default_options	4m 46s
external-test-cf-quiche	3m 56s
external-test-pyca (1.51.0, 3.9)	6m 41s
external-tests	11m 45s
full_featured	6m 12s
fuzz_tests	3m 18s
legacy	4m 38s
memory_sanitizer	18m 16s
no-legacy	5m 32s
non-caching	12m 48s
out-of-readonly-source-and-install-macos (macos-13)	13m 5s
threads_sanitizer	5m 35s
out-of-readonly-source-and-install-ubuntu	7m 48s
out-of-readonly-source-and-install-macos (macos-14)	6m 57s
	2h 41m 41s

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