fix: missing default statement in a switch in the modem_console example

components/esp_modem/examples/modem_console/main/httpget_handle.c

@@ -46,6 +46,7 @@ static esp_err_t http_event_handler(esp_http_client_event_t *evt)
         case HTTP_EVENT_DISCONNECTED:
             ESP_LOGI(TAG, "HTTP_EVENT_DISCONNECTED");
             break;
+        default: break;
     }
     return ESP_OK;
 }
@@ -105,4 +106,4 @@ void modem_console_register_http(void)
             .argtable = &http_args
     };
     ESP_ERROR_CHECK(esp_console_cmd_register(&http_cmd));
-}
+}