add a jexl script test for subject cache attribute translation

import edu.internet2.middleware.grouper.app.provisioning.*;

import edu.internet2.middleware.grouperClient.jdbc.tableSync.GcGrouperSyncMember;

//Subject subject = SubjectFinder.findById("5234f53d5b4847b4bb4acc34e2bc6f11", true);

Subject subject = SubjectFinder.findById("10021368", true);

Map<String, Object> elVariableMap = new HashMap<String, Object>();

elVariableMap.put("subject", subject);

${subject.sourceId == 'grouperEntities' ? subject.getAttributeValue('displayExtension') : subject.getAttributeValue('eppn')}