Remove old description file.

[stephen-soltesz]

This change removes a vestigial schema description file, now obsolete and replaced by the newer NDT5ResultRowV2.yaml.

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This change is 

[coveralls]

Pull Request Test Coverage Report for Build 7541

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 2 unchanged lines in 1 file lost coverage.
• Overall coverage increased (+0.04%) to 67.326%

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Files with Coverage Reduction	New Missed Lines	%
active/active.go	2	90.63%
<!--	Total:	2		-->

Totals
Change from base Build 7537:	0.04%
Covered Lines:	3338
Relevant Lines:	4958

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💛 - Coveralls