Fix unsafe, enable when showing doc. Fixes: #3614 #9621

Job	Run time
pre-commit	2m 45s
build_js	1m 25s
build_details	3s
build_no_depopts	6m 37s
lezer_parse	51s
tree_sitter_parse	54s
update_doc	10m 46s
build_opam (4.14.x)	4m 56s
build_posix (debian_trixie, amd64)	16m 53s
build_opam (5.0.x)	5m 45s
build_win32 (x64)	11m 30s
build_posix (debian_bookworm, amd64)	14m 43s
run_tests (@citest)	13m 1s
run_tests (@doctest)	8m 35s
build_posix (ubuntu_jammy, amd64)	14m 48s
run_tests (@mediatest)	11m 52s
build_posix (ubuntu_lunar, amd64)	16m 20s
build_posix (alpine, amd64)	10m 35s
fetch_s3_artifacts	24s
build_docker_alpine (amd64)	52s
build_docker_minimal (amd64)	3m 17s
build_docker (amd64)	3m 29s
update_release	0s
build_docker_alpine_minimal (amd64)	1m 50s
build_docker_release-minimal	0s
build_docker_release	0s
	2h 42m 11s

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