Fix: prevent event loop error in ROGCC

Leftover code from parts of the refactor and tray crate change were
causing the app to crash due to the UI trying to issue a command on the
slint thread when the slint thread had not been created yet.

Closes #579

asusd/src/asus_armoury.rs

@@ -1,11 +1,8 @@
-use rog_platform::firmware_attributes::FirmwareAttributes;
-use zbus::Connection;
-
 use log::error;
-use rog_platform::firmware_attributes::{AttrValue, Attribute};
+use rog_platform::firmware_attributes::{AttrValue, Attribute, FirmwareAttributes};
 use serde::{Deserialize, Serialize};
 use zbus::zvariant::{ObjectPath, OwnedObjectPath, OwnedValue, Type, Value};
-use zbus::{fdo, interface};
+use zbus::{fdo, interface, Connection};
 
 use crate::error::RogError;
 use crate::ASUS_ZBUS_PATH;

asusd/src/aura_manager.rs

@@ -268,7 +268,7 @@ impl DeviceManager {
                     found.push(path);
                 }
             } else {
-                warn!("No serial for SCSI device");
+                debug!("No serial for SCSI device: {:?}", device.devpath());
             }
         }