Bug 23140: Fix typo in branchcode parameters for print slip

Bug 23140: Fix typo in branchcode parameters for print slip

To test:
1 - Have [% branch.branchcode %] in your TRANSFERSLIP
2 - Checkin an item from another branch (with AutomaticItemReturn = do )
3 - Inspect the button in the browser to see the typo
4 - Click 'Print slip'
5 - Note the branchcode is not populated
6 - Clear the transfer
7 - Apply patch
8 - Repeat
9 - Note typo is fixed and slip correctly populated

Signed-off-by: Mark Tompsett <mtompset@hotmail.com>
Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>