fix getServiceEndpoints method

src/main/java/org/gcube/informationsystem/icproxy/resources/ServiceEndpointResource.java

@@ -120,10 +120,10 @@ public class ServiceEndpointResource {
 				}
 				return ses;
 			}else{
-				log.info("user not enabled to see the resource free to air, sorry");
+				log.warn("user not enabled to see the resource free to air, sorry");
 			}
 		}
-		return null;
+		return endpoints;
 	}
 
 	private boolean isRoleEnabled(){