Bug 5010: Fix - replace tab with spaces

Bug 5010: Fix - replace tab with spaces

Signed-off-by: Jonathan Druart <jonathan.druart@biblibre.com>
Signed-off-by: Bernardo Gonzalez Kriegel <bgkriegel@gmail.com>
No errors.

Tested what I can, not plack/shibboleth/cas

Perhaps this can pass and we can fix any problem later (for 3.22)

Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
Signed-off-by: Tomas Cohen Arazi <tomascohen@gmail.com>
(cherry picked from commit 3b4c4a486133882d435369c264dc7b74b5e769f6)
Signed-off-by: Chris Cormack <chris@bigballofwax.co.nz>