Bug 22125: branches.pickup_location should be flagged as boolean

Bug 22125: branches.pickup_location should be flagged as boolean

This trivial patch just marks the mentioned column as a boolean.

Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>
Signed-off-by: Josef Moravec <josef.moravec@gmail.com>
https://bugs.koha-community.org/show_bug.cgi?id=16497

Signed-off-by: Kyle M Hall <kyle@bywatersolutions.com>
Signed-off-by: Nick Clemens <nick@bywatersolutions.com>
(cherry picked from commit 95ce61fd3e2c7f41d14e570da3bb8bf05373c65e)
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>