Bug 24477: Require `takepayment` permission in pos/pay.pl

When adding the point of sale take payment page in bug 23354 we missed
the permission check script side along with adding the permission at
install time (update was caught).

Signed-off-by: Andrew Fuerste-Henry <andrew@bywatersolutions.com>
Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>

pos/pay.pl

@@ -26,6 +26,7 @@ my ( $template, $loggedinuser, $cookie, $user_flags ) = get_template_and_user(
         query           => $input,
         type            => 'intranet',
         authnotrequired => 0,
+        flagsrequired   => { cash_management => 'takepayment' },
     }
 );
 my $logged_in_user = Koha::Patrons->find($loggedinuser) or die "Not logged in";