Support for ThinQ1 Platform Type of Air Purifier
<!--
First, You need enable Homebridge debug mode, check debug logging and you can see something like this:
```
[LGThinQ] Found device:  xxx-xxx-xxx-xxx-xxx: Washer (WASHER xxxxxxxx)
```
if device currently not supported, maybe
```
[LGThinQ] Device not supported:  xxx-xxx-xxx-xxx-xxx: Dryer (DRYER xxxxxxxx)
[LGThinQ] device data: *********************
```
-->

**Which device do you want to add? Please describe:**
<!-- A clear and concise description of what the problem is. Ex. I'm always frustrated when [...] -->
I would like to add support for **platformtype thinq1** of air purifier. _(model number is below)_

**Describe the solution you'd like:**
<!-- A clear and concise description of what you want to happen. Ex. I want to check my fan is ON/OFF, want to control a rotation speed ... -->
I would like to add the model like other air purifiers

**Device Data:**
<!-- Put a device data in debug log here. -->
```
[06/09/2021, 15:38:08] [LGThinQ] Found device:  {"deviceId":"d286fe90-7149-11d3-80f9-7440be39d655","deviceType":402,"modelName":"AIR_910604_WW","subModelNm":null,"sensorType":null,"alias":"공기청정기","deviceCode":"LI02","networkType":"02","tftYn":"N","guideTypeYn":"Y","guideType":"AIR_TYPE1","pccModelYn":"Y","autoOrderYn":"N","drServiceYn":"N","ssid":"pLacebo 2.4G","timezoneCode":"Asia/Seoul","timezoneCodeAlias":"Korea/Seoul","sdsGuide":"{\"deviceCode\":\"LI02\"}","newRegYn":"N","remoteControlType":"","fareTarget":null,"area":"226081","sleep":null,"deviceState":"E","rmsClientId":null,"regDtUtc":"20210830152035000","regIndex":0,"blackboxYn":null,"groupableYn":"N","controllableYn":"N","combinedProductYn":"N","masterYn":"Y","manufacture":null,"online":false,"platformType":"thinq1","homeDeviceOrder":-1,"roomDeviceOrder":1,"ownershipYn":"Y","modelJsonVer":"3.8","modelJsonUri":"https://kic.lgthinq.com:46030/api/webContents/modelJSON?modelName=modelJSON_401&countryCode=KR&contentsId=d286fe90-7149-11d3-80f9-7440be39d655&authKey=thinq","appModuleVer":"6.19","appModuleUri":"https://objectcontent.lgthinq.com/2c8e4434-45c9-43e1-bcc2-c6e8b417e1cf?hdnts=exp=1680772241~hmac=bf2952411448c6509bd02f1faf68c78d00628d7d5996d85650fbad7f71ba9f73","appRestartYn":"Y","appModuleSize":"13601540","langPackProductTypeVer":"27.69","langPackProductTypeUri":"https://objectcontent.lgthinq.com/941eb6db-848c-456d-879b-a382f6e74d14?hdnts=exp=1693461158~hmac=2b7696ecce6fa2b6b57e5e8a942bc43c9a72519143ae28a978bade7da260efa7","langPackModelVer":"","langPackModelUri":"","roomId":"163033762425461694","fwInfoList":null,"modemInfo":null,"existsEntryPopup":"N","fwVer":"2.6.2_RTOS_3K","modemVer":null,"subDeviceCount":0,"firebaseLogKey":"P:MD-T:G2-F:B","cardType":"Small","cardControl":"Base"}
[06/09/2021, 15:38:08] [LGThinQ] Device not supported: d286fe90-7149-11d3-80f9-7440be39d655: 공기청정기 (AIR_PURIFIER AIR_910604_WW)
```

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