Bug 10270: GetOrdersByBiblionumber needs better unit tests

Bug 10270: GetOrdersByBiblionumber needs better unit tests

prove t/db_dependent/Acquisition/GetOrdersByBiblionumber.t

Signed-off-by:Mathieu Saby <mathieu.saby@univ-rennes2.fr>
I made 2 tests :
$prove -v t/db_dependent/Acquisition/GetOrdersByBiblionumber.t
and
$prove -v t/db_dependent/Acquisition.t
The 2 tests are successful.

Signed-off-by: Katrin Fischer <Katrin.Fischer.83@web.de>
All tests and QA script pass.
Signed-off-by: Jared Camins-Esakov <jcamins@cpbibliography.com>
(cherry picked from commit 96f8a31200c20f89c8658cc5db4762132e81964b)

Signed-off-by: Jared Camins-Esakov <jcamins@cpbibliography.com>