Merge pull request #1256 from tux1337/patch-2

Update Tuya_AirBox.md

Author: blakadder

_zigbee/Tuya_AirBox.md

@@ -4,7 +4,7 @@ model: Air Box
 vendor: Tuya
 title: Air Quality Monitor with Alarm
 category: sensor
-zigbeemodel: ['TS0601','_TZE200_c2fmom5z']
+zigbeemodel: ['TS0601','_TZE200_c2fmom5z','_TZE204_c2fmom5z']
 compatible: [z2m, zha]
 z2m: TS0601_air_quality_sensor
 mlink: https://www.alibaba.com/product-detail/5-IN-1-Wifi-Tuya-ZIGBEE_1600511087301.html