fix(mover): 🐛 attempt to fix move while riding vehicle

Try to give a larger range and more freedom to see if other values work.
Specifically, attempt turning.
No test on vehicles or mobs appear to behave consistently so far.
Tried: pigs, minecarts, horse.

lib/plugins/mover.js

@@ -167,8 +167,8 @@ function moveOrRide(turn = false, reverse = -1, directionLabel, message_parts2)
     // bot.once("attach", state = "vehiccel")
     if (bot.vehicle) {
         // FIXME moveVehicle should be +-1 or 0?
-        const amount = Math.sign(parseInt(message_parts2[0]) || -reverse)
-        bot.moveVehicle(turn && amount || 0, !turn && amount || 0)
+        const amount = parseInt(message_parts2[0]) * -reverse
+        bot.moveVehicle(turn && Math.sign(amount) || 0, !turn && amount || 0)
     } else {
         command([directionLabel].concat(message_parts2))
     }