Bug 32028: Add page-section to various admin pages

Bug 32028: Add page-section to various admin pages

This patch adds the page section to div to the following administration pages:

admin/cash_registers.tt
admin/cities.tt
admin/credit_types.tt
admin/debit_types.tt
admin/patron-attr-types.tt
admin/restrictions.tt
plugins/plugins-home.tt

To test go the following pages and make sure everything looks good:

Administration > Cash registers. You must enable the sys pref 'UseCashRegisters'
Administration > Cities and towns.
Administration > Credit types
Administration > Debit types
Administration > Patron restrictions
Adminstration > Patron attribute types
Administration > Manage plugins

Signed-off-by: David Nind <david@davidnind.com>
Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>
https://bugs.koha-community.org/show_bug.cgi?id=32082
Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>