Bug 27351: Fix UsageStatsCountry system preference wrong type
UsageStatsCountry system preference type 'YesNo' is wrong since it has
several values.
Change to 'Choice'.
Looks like this error whas only in updatedabase 3.17.00.030.
Test plan :
1) Run atomic update
2) Check in database 'UsageStatsCountry' system preference type is
'Choice'
Signed-off-by: Owen Leonard <oleonard@myacpl.org> Signed-off-by: Nick Clemens <nick@bywatersolutions.com> Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>