DesktopHID only warn if device cannot open

[sctanf]

bad timing can cause a device to attempt to open while it is being removed

20:46:13 [INFO] [TrackerServer] Linked HID device reattached: x
20:46:13 [SEVERE] Exception in thread "hid4java data reader" java.lang.IllegalStateException: Device has not been opened
20:46:13 [SEVERE]       at org.hid4java.HidDevice.readAll(HidDevice.java:473)
20:46:13 [SEVERE]       at dev.slimevr.desktop.tracking.trackers.hid.DesktopHIDManager.dataRead(DesktopHIDManager.kt:151)
20:46:13 [SEVERE]       at dev.slimevr.desktop.tracking.trackers.hid.DesktopHIDManager._get_dataReadRunnable_$lambda$4(DesktopHIDManager.kt:118)
20:46:13 [SEVERE]       at java.base/java.lang.Thread.run(Thread.java:840)
20:46:14 [INFO] [TrackerServer] Linked HID device removed: x

change to warn instead of entering illegal state:

20:49:26 [INFO] [TrackerServer] Linked HID device reattached: x
20:49:28 [INFO] [TrackerServer] Linked HID device removed: x
20:49:36 [INFO] [TrackerServer] Linked HID device reattached: x
20:49:37 [INFO] [TrackerServer] Linked HID device removed: x
20:49:38 [WARNING] [TrackerServer] Unable to open device: x
20:49:43 [INFO] [TrackerServer] Linked HID device reattached: x
20:49:45 [INFO] [TrackerServer] Linked HID device removed: x
20:49:47 [INFO] [TrackerServer] Linked HID device reattached: x