Update BringVehicleToHalt.md (#945)

* Update BringVehicleToHalt.md

Added additional parametername and descriptions of each parameters to the natives

* Update BringVehicleToHalt.md

Cleaned up some of the documentation for this.

* Update BringVehicleToHalt.md

Grammar changes.

---------

Co-authored-by: ammonia-cfx <38232208+4mmonium@users.noreply.github.com>

VEHICLE/BringVehicleToHalt.md

@@ -6,18 +6,13 @@ aliases: ["0x260BE8F09E326A20","_SET_VEHICLE_HALT"]
 
 ```c
 // 0x260BE8F09E326A20 0xCBC7D3C8
-void BRING_VEHICLE_TO_HALT(Vehicle vehicle, float distance, int duration, BOOL unknown);
+void BRING_VEHICLE_TO_HALT(Vehicle vehicle, float distance, int duration, BOOL bControlVerticalVelocity);
 ```
 
-```
-This native makes the vehicle stop immediately, as happens when we enter a MP garage.  
-. distance defines how far it will travel until stopping. Garage doors use 3.0.  
-. If killEngine is set to 1, you cannot resume driving the vehicle once it stops. This looks like is a bitmapped integer.  
-```
+This native makes the vehicle stop immediately, as it happens when we enter a multiplayer garage.
 
 ## Parameters
-* **vehicle**: 
-* **distance**: 
-* **duration**: 
-* **unknown**: 
-
+* **vehicle**: The vehicle to stop.
+* **distance**: The distance from the initial coords at which the vehicle should come to rest.
+* **duration**: The length of time in seconds to hold the car at rest after stopping.
+* **bControlVerticalVelocity**: `false` by default which allows gravity to act normally in the z direction. Enable this option to halt the vehicle's vertical velocity as well.