Misc - Fix excessive FAK items are dropped on floor as single items (#…

…456)

**When merged this pull request will:**
- Fix excessive FAK items being dropped as single items
- Resolve issue reported on discord

### IMPORTANT

- [Development Guidelines](https://ace3.acemod.org/wiki/development/)
are read, understood and applied.
- Title of this PR uses our standard template `Component -
Add|Fix|Improve|Change|Make|Remove {changes}`.

addons/misc/functions/fnc_FAK_unpack.sqf

@@ -23,10 +23,24 @@ params ["_unit", "_item", "_type", "_slot"];
 private _fnc_arrayToInvItem = {
     params ["_unit", "_array", "_container"];
 
+    private _groundContainer = nearestObjects [_unit, ["GroundWeaponHolder", "WeaponHolder", "Library_WeaponHolder", "WeaponHolderSimulated"], 2] param [0];
+
     {
         for "_i" from 1 to (_x select 1) do
         {
-            [_unit, _x select 0, _container] call ACEFUNC(common,addToInventory);
+            private _inventory = [_unit, _x select 0, _container] call ACEFUNC(common,addToInventory);
+
+            if !(_inventory select 0) then {
+                if (isNil "_groundContainer") exitWith {
+                    _groundContainer = _inventory select 1;
+                };
+
+                {
+                    _groundContainer addItemCargoGlobal [_x, 1];
+                } forEach itemCargo (_inventory select 1);
+
+                deleteVehicle (_inventory select 1);
+            };
         } 
     } foreach _array;
 };