[Bug] Shelly Plug US Unknown Device?
**Describe the bug**
Homebridge seems to recognize my two Shelly Plug US but they don't seem to appear under Accessories

**Log output**
[6/10/2022, 7:07:50 PM] [Shelly NG] [shellyplugus-083af201a0c8] Unknown device of model "SNPL-00116US" discovered.
[6/10/2022, 7:08:11 PM] [Shelly NG] [shellyplugus-083af2006818] Unknown device of model "SNPL-00116US" discovered.

**Environment:**
 - Shelly device(s): Shelly Plug US
 - Plugin version: v0.19.1
 - Device running homebridge: MacOS Monterey Mac Studio
