TD-5: Cleanup and Finalizing

src/main/java/de/towerdefence/server/server/channels/match/MatchWebsocketHandler.java

@@ -84,8 +84,7 @@ public class MatchWebsocketHandler extends JsonWebsocketHandler {
             String payload = message.getPayload();
             if (!Objects.equals(
                         objectMapper.readTree(payload).get("$id").asText(),
-                RequestTowerPlacingMessage.MESSAGE_ID
+                        RequestTowerPlacingMessage.MESSAGE_ID)) {
-            )) {
                 this.closeSession(session, CloseStatus.BAD_DATA);
                 return;
             }