Do not overwrite selected gear.

It isn't possible to create manual transmission cars in SVL if the ROS2 bridge forces `selected_gear` to either `GEAR_REVERSE` or `GEAR_DRIVE` despite the actual value of `data.Gear`.

Author: dvd-gaiaplatform

Ros2Conversions.cs

@@ -339,7 +339,7 @@ public static Data.Lgsvl.CanBusData ConvertFrom(Data.CanBusData data)
                 right_turn_signal_active = data.RightTurnSignal,
                 wipers_active = data.Wipers,
                 reverse_gear_active = data.InReverse,
-                selected_gear = (data.InReverse ? Gear.GEAR_REVERSE : Gear.GEAR_DRIVE),
+                selected_gear = (Gear)data.Gear,
                 engine_active = data.EngineOn,
                 engine_rpm = data.EngineRPM,
                 gps_latitude = data.Latitude,