Bug 27003: Item creation log must be done after the item is created

Bug 27003: Item creation log must be done after the item is created

Otherwise we don't have its itemnumber yet!

Test plan:
Add and modify an item and confirm that the action logs are created
correctly

Signed-off-by: Nick Clemens <nick@bywatersolutions.com>
Signed-off-by: Julian Maurice <julian.maurice@biblibre.com>
Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>
(cherry picked from commit b3b3781ea3745a382cd38e808a2846a6fd933f3c)
Signed-off-by: Fridolin Somers <fridolin.somers@biblibre.com>