removing application related roles

components/device-mgt/org.wso2.carbon.device.mgt.api/src/main/java/org/wso2/carbon/device/mgt/jaxrs/api/impl/RoleImpl.java

@@ -438,10 +438,10 @@ public class RoleImpl implements org.wso2.carbon.device.mgt.jaxrs.api.Role {
             String msg = "Error occurred while retrieving the list of user roles.";
             throw new MDMAPIException(msg, e);
         }
-        // removing all internal roles and roles created for Service-providers
+        // removing all internal roles, roles created for Service-providers and application related roles.
         List<String> filteredRoles = new ArrayList<>();
         for (String role : roles) {
-            if (!(role.startsWith("Internal/") || role.startsWith("Authentication/"))) {
+            if (!(role.startsWith("Internal/") || role.startsWith("Authentication/") || role.startsWith("Application/"))) {
                 filteredRoles.add(role);
             }
         }