Bug 28688: Allow to pass another renewal notice

Bug 28688: Allow to pass another renewal notice

Just as passing another expiry notice.

Test plan:
Pick a patron to expire.
Create another membership renewal notice, say X.
Run misc/cronjobs/membership_expiry.pl -c -n -v -letter_renew X
Check output on command line.

Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
Signed-off-by: Lucas Gass <lucas@bywatersolutions.com>
Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>
Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>