Fix Elo to only calculate for Events or Challenges

src/de/steamwar/misslewars/MissileWars.java

@@ -152,7 +152,8 @@ public class MissileWars extends JavaPlugin {
 		byte ergebnis = winner == blueTeam ? (byte) 1 : (byte) 2;
 		if (Config.isEvent()) {
 			Config.EventKampf.setErgebnis(ergebnis);
-		} else if (!Config.test()) {
+		}
+		if (Config.isEvent() || Config.isChallenge()) {
 			FightEndsPacket packet = FightEndsPacket.builder()
 					.gameMode("MissileWars")
 					.duration((int)((System.currentTimeMillis() - FightScoreboard.getStartTime()) / 1000))