formatting

Author: James Lee

src/main/java/com/sparkTutorial/pairRdd/aggregation/reducebykey/housePrice/AverageHousePriceSolution.java

@@ -1,6 +1,5 @@
 package com.sparkTutorial.pairRdd.aggregation.reducebykey.housePrice;
 
-
 import org.apache.log4j.Level;
 import org.apache.log4j.Logger;
 import org.apache.spark.SparkConf;