TRUNK-6245 set conceptNumeric property for selected reference range

(cherry picked from commit 24c69a4)

Author: dkayiwa

api/src/main/java/org/openmrs/validator/ObsValidator.java

@@ -351,6 +351,7 @@ private ConceptReferenceRange findStrictestReferenceRange(List<ConceptReferenceR
 			.orElse(null);
 
 		ConceptReferenceRange strictestRange = new ConceptReferenceRange();
+		strictestRange.setConceptNumeric(conceptReferenceRanges.get(0).getConceptNumeric());
 
 		if (strictestLowRange != null) {
 			strictestRange.setLowAbsolute(strictestLowRange.getLowAbsolute());

api/src/test/java/org/openmrs/validator/ObsValidatorTest.java

@@ -569,6 +569,7 @@ public void getReferenceRange_shouldReturnCorrectRangeWhenHiAbsoluteAndLowAbsolu
 		assertNotNull(referenceRange.getLowNormal());
 		assertNull(referenceRange.getHiAbsolute());
 		assertNull(referenceRange.getLowAbsolute());
+		assertNotNull(referenceRange.getConceptNumeric());
 	}
 
 	/**