Bug 33972: Remove settings of batch status to importing

Bug 33972: Remove settings of batch status to importing

This change was done in a transaction - it would either be set as imported
on success, or rolled back to staged on failure

There is no need for the intermediate status which is never committed

Signed-off-by: Nick Clemens <nick@bywatersolutions.com>
Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>
(cherry picked from commit 52917c63ab10a165ddf82fd405f387f11921a299)
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>