Check last edit time only for authpoliy

Without this check, policy download API check could take the
Persona or Purpose update time to be last edit time
for which it will not find a policy since no policy
exist for this mistakenly considered timestamp.

webapp/src/main/java/org/apache/atlas/web/rest/AuthREST.java

@@ -207,14 +207,16 @@ private Long getLastEditTime(String serviceName, long lastUpdatedTime) {
         dsl.put("sort", sortList);
 
         parameters.setDsl(dsl);
-        Long lastEditTime = 0L;
+        Long lastEditTime = 0L; // this timestamp is used to verify if the found policies are synced with any policy create or update op on cassandra
 
         try {
             EntityAuditSearchResult result = auditRepository.searchEvents(parameters.getQueryString());
             if (result != null) {
                 if (!CollectionUtils.isEmpty(result.getEntityAudits())) {
                     EntityAuditEventV2 lastAuditLog = result.getEntityAudits().get(0);
-                    if (!EntityAuditEventV2.EntityAuditActionV2.getDeleteActions().contains(lastAuditLog.getAction())) {
+                    if (!EntityAuditEventV2.EntityAuditActionV2.getDeleteActions().contains(lastAuditLog.getAction()) &&
+                        lastAuditLog.getTypeName().equals(POLICY_ENTITY_TYPE)
+                    ) {
                         lastEditTime = lastAuditLog.getTimestamp();
                     } else {
                         LOG.info("ES_SYNC_FIX: {}: found delete action, so ignoring the last edit time: {}", serviceName, lastAuditLog.getTimestamp());