Bug 9300 - filtering Export (MARC) data by accession date does not work

Bug 9300 - filtering Export (MARC) data by accession date does not work

Small typo in query construction, fixed.

To test:
1) Try filtering a MARC export using "Start date"
2) Notice the lack of filtering
3) Apply patch
4) Try export again, records are filtered by dateaccessioned

Signed-off-by: Cedric Vita <cedric.vita@dracenie.com>
Signed-off-by: Jonathan Druart <jonathan.druart@biblibre.com>
Signed-off-by: Galen Charlton <gmc@esilibrary.com>
(cherry picked from commit 5cf5da12ef8667513d2f6fb494c6997cbe82899b)
Signed-off-by: Tomas Cohen Arazi <tomascohen@gmail.com>