Update smartgun_mount.dm

Made move into step

code/modules/cm_marines/smartgun_mount.dm

@@ -906,7 +906,7 @@
 	user.visible_message(SPAN_NOTICE("[user] lets go of \the [src]."),SPAN_NOTICE("You let go of \the [src], letting the gun rest."))
 	user.unfreeze()
 	user.reset_view(null)
-	user.Move(get_step(src, reverse_direction(src.dir)))
+	step(user, reverse_direction(src.dir))
 	user.setDir(dir) //set the direction of the player to the direction the gun is facing
 	user_old_x = 0 //reset our x
 	user_old_y = 0 //reset our y