SONOFF E27 bulb RGBW is not supported
### What issue do you have? Please be as thorough and explicit as possible.

SONOFF E27 bulb is not supported by plugin

### Details of your setup.
* Do you use (1) Homebridge UI-X (2) Homebridge CLI or (3) HOOBS? 
Homebridge UI-X


* Which version of Homebridge/HOOBS do you have?
1.4.0


* Which platform do you run Homebridge/HOOBS on (e.g. Raspberry Pi/Windows/HOOBS Box)? Please also mention your version of Node.js/NPM if known.
Ubuntu 20.04.4 LTS
Node 16.4.2
Npm 8.6.0


* Which version of this plugin (homebridge-ewelink) do you have? Has the issue started since upgrading from a previous version?
version 8.13.2
is the first time I use this plugin and I have installed the latest version available

* Which eWeLink devices do you have that are causing issues? Please include product models if applicable.
SONOFF B05-BL-A60
Firmware BL1-ALL-LED version 1.4.1


### Please paste any relevant logs below.

[Lampada ale] is not supported, do create a GitHub issue with the following info:
[136] {"bindInfos":{"gaction":["9a2d075b-03ce-4736-b2ca-cd1471b3cbfd_ewelinkGoogleHome"]},"version":8,"rssi":-85,"fwVersion":"1.4.1","switch":"on","ltype":"color","white":{"br":100,"ct":0},"remoteCtrlList":[],"lightScenes":[],"ssid":"ZyXEL_SSID","bssid":"a0:e4:cb:8a:07:6a","mac":"7c:b9:4c:1c:3b:c3","only_device":{"ota":"success","ota_fail_reason":0},"color":{"br":61,"r":23,"g":0,"b":255},"timers":[{"mId":"c400ab2a-c340-d6e2-5e9e-41626ba9fd34","type":"repeat","at":"30 21 * * 0,1,2,3,4,5,6","coolkit_timer_type":"repeat","enabled":1,"do":{"switch":"off"}}]}.