Bug 36066: (follow-up) Move 403 to 409 when status ne cancelled

Bug 36066: (follow-up) Move 403 to 409 when status ne cancelled

Test plan:
Run t/db_dependent/api/v1/acquisitions_orders.t

Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
Signed-off-by: Victor Grousset/tuxayo <victor@tuxayo.net>
Signed-off-by: Katrin Fischer <katrin.fischer@bsz-bw.de>
(cherry picked from commit 4032da3f964f438e913ed19d40b0b73aa4bd2533)
Signed-off-by: Fridolin Somers <fridolin.somers@biblibre.com>
(cherry picked from commit e0f35d65e240590a02a46f9dcee3684716254e33)
Signed-off-by: Lucas Gass <lucas@bywatersolutions.com>