fix: mark elytra state changes as synced when player is on ground

Signed-off-by: Octol1ttle <[email protected]>

src/main/java/ru/octol1ttle/flightassistant/computers/safety/ElytraStateController.java

@@ -15,7 +15,7 @@ public ElytraStateController(AirDataComputer data) {
 
     @Override
     public void tick() {
-        if (syncedState != data.isFlying) {
+        if (syncedState != data.isFlying || data.player.isOnGround()) {
             changesPending = false;
         }
         if (changesPending || !data.canAutomationsActivate(false)) {