modify a test case

Author: windpiger

sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/DataSource.scala

@@ -86,6 +86,7 @@ case class DataSource(
   lazy val providingClass: Class[_] = DataSource.lookupDataSource(className)
   lazy val sourceInfo: SourceInfo = sourceSchema()
   private val caseInsensitiveOptions = CaseInsensitiveMap(options)
+  
   /**
    * Get the schema of the given FileFormat, if provided by `userSpecifiedSchema`, or try to infer
    * it. In the read path, only managed tables by Hive provide the partition columns properly when