Reverts the "typo" fix

Author: liancheng

sql/core/src/main/scala/org/apache/spark/sql/execution/SparkSqlParser.scala

@@ -1017,7 +1017,8 @@ class SparkSqlAstBuilder(conf: SQLConf) extends AstBuilder {
       entry("field.delim", ctx.fieldsTerminatedBy) ++
         entry("serialization.format", ctx.fieldsTerminatedBy) ++
         entry("escape.delim", ctx.escapedBy) ++
-        entry("collection.delim", ctx.collectionItemsTerminatedBy) ++
+        // The following typo is inherited from Hive...
+        entry("colelction.delim", ctx.collectionItemsTerminatedBy) ++
         entry("mapkey.delim", ctx.keysTerminatedBy) ++
         Option(ctx.linesSeparatedBy).toSeq.map { token =>
           val value = string(token)

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

@@ -578,7 +578,7 @@ class HiveDDLCommandSuite extends PlanTest {
     assert(source2.table == "table2")
   }
 
-  test("load data")  {
+  test("load data") {
     val v1 = "LOAD DATA INPATH 'path' INTO TABLE table1"
     val (table, path, isLocal, isOverwrite, partition) = parser.parsePlan(v1).collect {
       case LoadData(t, path, l, o, partition) => (t, path, l, o, partition)