We should not (never) remove all patrons before tests
Test plan:
0. Don't apply the patch
1. Check an item out
2. Run the tests
=> Fail
3. Apply the patch
4. Create a patron with the erm permission
5. Run the tests
=> Must return green
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>
Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>