Errant import removed.

src/engine/net/client/handlers/PlaceAssetMsgHandler.java

@@ -23,8 +23,6 @@ import engine.objects.*;
 import engine.server.MBServerStatics;
 import org.joda.time.DateTime;
 import org.pmw.tinylog.Logger;
-import sun.util.calendar.ZoneInfo;
-
 import java.time.LocalDateTime;
 import java.util.ArrayList;
 import java.util.HashSet;