Support for CGDK2?
I'd like to see the Qingping Temp & RH Monitor Lite (CGDK2) supported.
I saw there is an implementation for https://github.com/custom-components/ble_monitor available. 

Can I support somehow to make this device compatible with homebridge-mi-hygrothermograph ?

![image](https://user-images.githubusercontent.com/8931007/112727276-2194ec00-8f22-11eb-8352-bb581fce6096.png)


### Expected Behavior
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<!-- If you're suggesting a change/improvement, tell us how it should work -->

### Current Behavior
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<!-- If suggesting a change/improvement, explain the difference from current behavior -->

### Steps to Reproduce (for bugs)
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### Versions
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- **homebridge**: `homebridge --version`
- **homebridge-mi-hygrothermograph**: `npm list --depth 1 --global homebridge-mi-hygrothermograph`
- **node**:       `node --version`
- **OS**:         <!-- The version and architecture of your operating system -->

### Configuration
<!-- If relevant, include the contents of your config.json file between the two ``` lines below.
  - Remove any sensitive information, passwords, etc.
  - If output is long:
    - Please extract only the relevant portions if possible
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 -->
```json

```

### Homebridge Log / Command Output
<!-- Paste relevant output between the two ``` lines below
  - Remove any sensitive information, passwords, etc.
  - If output is long:
    - Please extract only the relevant portions if possible
    - Consider creating a gist, etc
  - However, please include the beginning of the log where the homebridge initialization happens if possible
-->
```
[3/27/2021, 4:22:06 PM] [Innenthermometer all] No event
[3/27/2021, 4:22:10 PM] [Innenthermometer all] [58-2d-xx-xx-xx-xx] Discovered peripheral
      Id: 6e08ecfa3dca428297fdxxxxxxxxxxxx
      LocalName: Qingping Temp RH Lite
      rssi: -61
      serviceData: 30586f0626d69411342d5808
```
