Fix scala style

Author: fjh100456

sql/hive/src/test/scala/org/apache/spark/sql/hive/CompressionCodecSuite.scala

@@ -21,11 +21,10 @@ import java.io.File
 
 import scala.collection.JavaConverters._
 
-import org.scalatest.BeforeAndAfterAll
-
 import org.apache.hadoop.fs.Path
 import org.apache.orc.OrcConf.COMPRESS
 import org.apache.parquet.hadoop.ParquetOutputFormat
+import org.scalatest.BeforeAndAfterAll
 
 import org.apache.spark.sql.execution.datasources.orc.OrcOptions
 import org.apache.spark.sql.execution.datasources.parquet.{ParquetOptions, ParquetTest}