Add random end of race behavior (#1056)

* randominze between 0 and 7 inclusive
for the different animation types

* Make the end behavior deterministic unpon loading
So that all players see the same animations for each other

dGame/dComponents/VehiclePhysicsComponent.h

@@ -109,4 +109,5 @@ private:
 	bool m_IsOnRail;
 
 	float m_SoftUpdate = 0;
+	uint32_t m_EndBehavior;
 };