Error: This is not private key
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### What issue do you have? Please be as thorough and explicit as possible.
I can not launch the plugin. It seems like there's an encryption problem.


### 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?
Latest version of both softwares.


* 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.
Windows 11 and Node.js v16.16.0.


* Which version of this plugin (homebridge-govee) do you have? Has the issue started since upgrading from a previous version?
homebridge-govee v7.4.2. No.


* Which Govee devices do you have that are causing issues? Please include product models if applicable.
H6125.


### Please paste any relevant logs below.
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```
[05/12/2022, 20:19:17] [Govee] [HTTP] client enabled and found 1 device(s).
[05/12/2022, 20:19:17] [Govee] [AWS] client enabled.
[05/12/2022, 20:19:18] Error: This is not private key
    at Object.detectAndExport (C:\Users\irina\AppData\Roaming\npm\node_modules\homebridge-govee\node_modules\node-rsa\src\formats\formats.js:83:31)
    at NodeRSA.module.exports.NodeRSA.exportKey (C:\Users\irina\AppData\Roaming\npm\node_modules\homebridge-govee\node_modules\node-rsa\src\NodeRSA.js:201:43)
    at callback (file:///C:/Users/irina/AppData/Roaming/npm/node_modules/homebridge-govee/lib/utils/functions.js:70:28)
    at done (C:\Users\irina\AppData\Roaming\npm\node_modules\homebridge-govee\node_modules\@bwp91\pem\webpack:\pem\lib\pem.js:937:1)
    at finalCallback (C:\Users\irina\AppData\Roaming\npm\node_modules\homebridge-govee\node_modules\@bwp91\pem\webpack:\pem\lib\pem.js:941:1)
    at deleteSeries (C:\Users\irina\AppData\Roaming\npm\node_modules\homebridge-govee\node_modules\@bwp91\pem\webpack:\pem\lib\helper.js:130:1)
    at myCallback (C:\Users\irina\AppData\Roaming\npm\node_modules\homebridge-govee\node_modules\@bwp91\pem\webpack:\pem\lib\helper.js:121:1)
    at FSReqCallback.oncomplete (node:fs:188:23)
[05/12/2022, 20:19:18] [HB Supervisor] Homebridge Process Ended. Code: 1, Signal: null
[05/12/2022, 20:19:23] [HB Supervisor] Restarting Homebridge...
```
