Update private tags

This was breaking scripts that use a variable called `_chance`

_chance = 30;
[player,"repair",0,false,50] call dayz_zombieSpeak;

_chance would get changed to 0

SQF/dayz_code/compile/object_speak.sqf

@@ -1,4 +1,4 @@
-private ["_type","_local","_unit"];
+private ["_chance","_dis","_isWoman","_local","_num","_rnd","_sound","_type","_unit"];
 
 _unit = _this select 0;
 _type = _this select 1;