Fix for the broken jail stuff

Error in expression <es;

{
if((missionNamespace getVariable _varItem) >
0) then {
[false, [_x,1] cal>
Error position: <_varItem) > 0) then {
[false, [_x,1] cal>
Error Undefined variable in expression: _varitem
File mpmissions\__CUR_MP.Altis\core\civilian\fn_jail.sqf, line 38