Bug 32215: Remove unused "Your searched for" lines from patron restrictions admin...

Bug 32215: Remove unused "Your searched for" lines from patron restrictions admin page

To test:
* Go to administration > patron restrictions
* Search for a specific restrictions
* Verify you can't make the 'You searched for' above the results table show
* Apply patch
* Everything should appear unchanged

Signed-off-by: Matt Blenkinsop <matt.blenkinsop@ptfs-europe.com>
Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>
Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>
(cherry picked from commit b593f70b5d0d009ebf5690b66f3bff46f0c04836)
Signed-off-by: Matt Blenkinsop <matt.blenkinsop@ptfs-europe.com>