Prefer system resolution order by default. #9694

Job	Run time
build_details	2s
pre-commit	2m 52s
build_js	1m 27s
build_win32 (x64)	10m 53s
build_opam (4.14.x)	5m 6s
build_no_depopts	4m 20s
build_opam (5.0.x)	4m 56s
build_posix (debian_trixie, amd64)	12m 40s
build_posix (debian_bookworm, amd64)	12m 7s
build_posix (ubuntu_jammy, amd64)	12m 39s
run_tests (@citest)	10m 31s
build_posix (ubuntu_lunar, amd64)	11m 29s
run_tests (@mediatest)	11m 35s
update_doc	0s
build_posix (alpine, amd64)	7m 17s
fetch_s3_artifacts	25s
build_docker (amd64)	3m 21s
build_docker_alpine (amd64)	54s
build_docker_alpine_minimal (amd64)	1m 35s
build_docker_minimal (amd64)	3m 18s
update_release	0s
build_docker_release-minimal	0s
build_docker_release	0s
	1h 57m 27s

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