remove unused import

Author: andygrove

spark/src/test/scala/org/apache/spark/sql/CometTestBase.scala

@@ -37,7 +37,6 @@ import org.apache.parquet.hadoop.example.{ExampleParquetWriter, GroupWriteSuppor
 import org.apache.parquet.schema.{MessageType, MessageTypeParser}
 import org.apache.spark._
 import org.apache.spark.internal.config.{MEMORY_OFFHEAP_ENABLED, MEMORY_OFFHEAP_SIZE, SHUFFLE_MANAGER}
-import org.apache.spark.sql.comet._
 import org.apache.spark.sql.comet.CometPlanChecker
 import org.apache.spark.sql.comet.execution.shuffle.{CometColumnarShuffle, CometNativeShuffle, CometShuffleExchangeExec}
 import org.apache.spark.sql.execution._