Added some random delays to avoid cloudfront rate limiting

Author: seime

src/main/java/no/seime/openhab/binding/panasoniccomfortcloud/internal/handler/PanasonicComfortCloudAccountHandler.java

@@ -18,7 +18,6 @@
 import java.util.concurrent.ScheduledFuture;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.atomic.AtomicInteger;
-import java.util.concurrent.atomic.AtomicLong;
 
 import org.apache.commons.lang3.StringUtils;
 import org.eclipse.jdt.annotation.NonNullByDefault;