Bug 8603: Patron card creator - 'Barcode Type' doesn't stick in layouts

Bug 8603: Patron card creator - 'Barcode Type' doesn't stick in layouts

To reproduce:

1. Make a new layout
2. Tick "Print card number as barcode"
3. Change 'Barcode Type' to anything other than Code39
4. Save
5. Edit it again
6. Its back to Code39

To test:
1. Apply patch
2. Repeat steps above
3. Verify that 'Barcode type' is selected as expected

Signed-off-by: Nick Clemens <nick@bywatersolutions.com>
https://bugs.koha-community.org/show_bug.cgi?id=18063

https://bugs.koha-community.org/show_bug.cgi?id=8063

Signed-off-by: Kyle M Hall <kyle@bywatersolutions.com>
Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
Signed-off-by: Brendan A Gallagher <brendan@bywatersolutions.com>