Misc - Fix shared vehicle equipment "except self-treatment" setting (#…

…361)

**When merged this pull request will:**
- Fix shared vehicle equipment "except self-treatment" setting not
allowing self-treatment in vehicle

### 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_removeItemFromVehicle.sqf

@@ -12,12 +12,12 @@
  * None
  *
  * Example:
- * [player,"ACE_elasticBandage"] call kat_misc_fnc_removeItemFromVehicle
+ * [vehicle player, "kat_Painkiller", true] call kat_misc_fnc_removeItemFromVehicle
  *
  * Public: No
  */
 
-params ["_vehicle","_item",["_isMagazine",false]];
+params ["_vehicle", "_item", ["_isMagazine", false]];
 
 if !(_isMagazine) then {
     private _cargoItems = getItemCargo _vehicle;

addons/misc/functions/fnc_useItem.sqf

@@ -44,7 +44,8 @@ if (GVAR(allowSharedVehicleEquipment) > 0 && _vehicleCondition) then {
         };
         case 3: { // Vehicle's equipment first (except self-treatment)
             if(_medic isEqualTo _patient) then {
-                _useOrder = _sharedUseOrder + _vehicle;
+                _useOrder = _sharedUseOrder + [_vehicle];
+                _vehicleIndex = (count _useOrder) - 1;
             } else {
                 _useOrder = ([_vehicle] + _sharedUseOrder);
                 _vehicleIndex = 0;