Bug 21771: (follow-up) Revert the shift statement

Bug 21771: (follow-up) Revert the shift statement

Obviously you should never shift an items from an array if you need that
item later on :)

Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
Tested with entering userid as well as entering email..

Signed-off-by: Katrin Fischer <katrin.fischer@bsz-bw.de>
Signed-off-by: Nick Clemens <nick@bywatersolutions.com>
(cherry picked from commit 1885e6a2146dfab4784e3d9560161d5f097cfcae)
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>
(cherry picked from commit 28d1eda94a3d1658fadecfbb9861641f42c80cf9)
Signed-off-by: Fridolin Somers <fridolin.somers@biblibre.com>