fix bug in test case

Author: cenyuhai

sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/HiveQuerySuite.scala

@@ -1239,7 +1239,7 @@ class HiveQuerySuite extends HiveComparisonTest with SQLTestUtils with BeforeAnd
 
   test("SPARK-19490 case sensitivity when filtering hive partition columns") {
     sql("CREATE TABLE partition_test (key Int) partitioned by (date string)")
-    sql("INSERT OVERWRITE TABLE partition_test partition('20170101') select 1 from src limit 1")
+    sql("INSERT INTO TABLE partition_test partition(date='20170101') select 1 from src limit 1")
     sql("SELECT * FROM partition_test where DATE = '20170101'")
   }
 }