This change fixes an SQL injection in the circulation stats.
Test plan:
0. Apply the patch
1. sudo koha-plack --restart kohadev
2. Go to /cgi-bin/koha/reports/issues_stats.pl
3. Try out a bunch of options
4. Try to break it
5. Note that you just get output and no errors
Signed-off-by: Sanjar Tulkinov Anvar o'g'li <sanjarbiy11@gmail.com>
Signed-off-by: Martin Renvoize <martin.renvoize@openfifth.co.uk>
Signed-off-by: Wainui Witika-Park <wainuiwitikapark@catalyst.net.nz>