[CARBONDATA-2940]Fix BufferUnderFlowException for ComplexPushDown

[Indhumathi27]

Problem:
BufferUnderFlow Exception was thrown, as buffer data was filled with wrong values.
Solution:
Check for if column is of Primitive Dimension column with ComplexParentOrdinal = -1 and not Complex and increment Buffer index for NoDictionaryKeys.

• Any interfaces changed?

• Any backward compatibility impacted?

• Document update required?

• Testing done
  Added testcase scenario

• For large changes, please consider breaking it into sub-tasks under an umbrella JIRA.

[CarbonDataQA]

Build Success with Spark 2.1.0, Please check CI http://136.243.101.176:8080/job/ApacheCarbonPRBuilder2.1/305/

[CarbonDataQA]

Build Success with Spark 2.2.1, Please check CI http://95.216.28.178:8080/job/ApacheCarbonPRBuilder1/481/

[CarbonDataQA]

Build Success with Spark 2.3.1, Please check CI http://136.243.101.176:8080/job/carbondataprbuilder2.3/8551/

[kunal642]

LGTM