[Bug] Shelly 2.5 as Light integration with alexa
**Describe the bug**
When the plugin retrieve the device add it with the device name and not with channel name, and also same endpoint.



**Log output**
this is the error of alexa integration [1/10/2022, 12:12:46 PM] [Alexa] ERROR: Parsing failed, removing duplicate endpointID => ingresso
Devices:
Ingresso: 
```
Ingresso channel 1:
      Status Fault	0
      Manufacturer	Shelly
      Model	SHSW-25
      Name	ingresso
      Serial Number	40F520229xxx
      Firmware Revision	1.11.7
      Hardware Revision	prod-191217
      Homebridge Instance IP	192.168.188.230
      Homebridge Instance Port	52803
      Homebridge Instance Username	0E:C9:B4:83:xx:xx
      aid	6
      iid	8
Ingresso channel 2:
      Status Fault | 0
      Manufacturer | Shelly
      Model | SHSW-25
      Name | ingresso
      Serial Number | 40F520229xxx
      Firmware Revision | 1.11.7
      Hardware Revision | prod-191217
      Homebridge Instance IP | 192.168.188.230
      Homebridge Instance Port | 52803
      Homebridge Instance Username | 0E:C9:B4:83:xx:xx
      aid | 7
      iid | 8
```


**Environment:**
 - Shelly device(s): [Shelly 2.5]
 - Plugin version: [v0.19.1]
 - Device running homebridge: [QNAP]
 - Alexa plugin: [v0.5.55]
