Update for spark 2.2.2 release

Release process for Spark 2.2.2 say to update the test.

Author: Thomas Graves <[email protected]>

Closes #21707 from tgravescs/spark222-release.

Author: tgravescs

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

@@ -170,7 +170,7 @@ class HiveExternalCatalogVersionsSuite extends SparkSubmitTestUtils {
 
 object PROCESS_TABLES extends QueryTest with SQLTestUtils {
   // Tests the latest version of every release line.
-  val testingVersions = Seq("2.0.2", "2.1.2", "2.2.1")
+  val testingVersions = Seq("2.0.2", "2.1.3", "2.2.2")
 
   protected var spark: SparkSession = _