Update CMS146 example to be valid against current grammar
Update CMS146 example to be valid against current grammar

cqframework/clinical_quality_language,MeasureAuthoringTool/clinical_quality_language,wanghaisheng/clinical_quality_language-Research,MeasureAuthoringTool/clinical_quality_language,cqframework/clinical_quality_language,wanghaisheng/clinical_quality_language-Research,MeasureAuthoringTool/clinical_quality_language,wanghaisheng/clinical_quality_language-Research,MeasureAuthoringTool/clinical_quality_language,DBCG/cql_engine,DBCG/cql_engine