Warning about native unit of measurement for sensors

The problem

Warning about native unit of measurement for sensors received

What version of this integration has the issue?

1.1.1

What version of Home Assistant Core has the issue?

2023.9.2

Diagnostics

```json { "home_assistant": { "installation_type": "Home Assistant Supervised", "version": "2023.9.2", "dev": false, "hassio": true, "virtualenv": false, "python_version": "3.11.5", "docker": true, "arch": "aarch64", "timezone": "Europe/Kiev", "os_name": "Linux", "os_version": "6.1.21-v8+", "supervisor": "2023.09.2", "host_os": "Debian GNU/Linux 12 (bookworm)", "docker_version": "24.0.5", "chassis": "", "run_as_root": true }, "custom_components": { "vesync": { "version": "1.1.0", "requirements": [ "pyvesync==2.1.10" ] }, "smartir": { "version": "1.17.7", "requirements": [ "aiofiles>=0.6.0" ] }, "hacs": { "version": "1.32.1", "requirements": [ "aiogithubapi>=22.10.1" ] }, "reversotts": { "version": "1.0.2", "requirements": [ "pyttsreverso==0.4" ] }, "tapo_control": { "version": "5.2.4", "requirements": [ "pytapo==3.2.14" ] } }, "integration_manifest": { "domain": "vesync", "name": "VeSync", "codeowners": [ "@markperdue", "@webdjoe", "@thegardenmonkey", "@vlebourl" ], "config_flow": true, "dhcp": [ { "hostname": "levoit-*", "macaddress": "*" } ], "documentation": "https://www.home-assistant.io/integrations/vesync", "iot_class": "cloud_polling", "issue_tracker": "https://github.com/vlebourl/custom_vesync", "requirements": [ "pyvesync==2.1.10" ], "version": "1.1.0", "is_built_in": false }, "data": { "fans": [ { "device_name": "LR-Levoit Air Purifier 300S", "device_image": "https://image.vesync.com/defaultImages/deviceDefaultImages/wifibtonboardingnotify_airpurifier_core300s_eu_240.png", "cid": "**REDACTED**", "connection_status": "online", "connection_type": "WiFi+BTOnboarding+BTNotify", "device_type": "Core300S", "type": "wifi-air", "uuid": "**REDACTED**", "config_module": "WiFiBTOnboardingNotify_AirPurifier_Core300S_EU", "mac_id": "**REDACTED**", "mode": "sleep", "speed": 2, "extension": { "airQuality": -1, "airQualityLevel": 1, "mode": "sleep", "fanSpeedLevel": "255" }, "current_firm_version": null, "device_region": "EU", "pid": null, "sub_device_no": null, "config": { "display": true, "display_forever": true }, "device_status": "off", "enabled": false, "config_dict": { "module": "VeSyncAirBypass", "models": [ "Core300S", "LAP-C301S-WJP", "LAP-C302S-WUSB" ], "modes": [ "sleep", "off", "auto", "manual" ], "features": [ "air_quality" ], "levels": [ 1, 2, 3, 4 ] }, "features": [ "air_quality" ], "modes": [ "sleep", "off", "auto", "manual" ], "air_quality_feature": true, "details": { "filter_life": 91, "mode": "manual", "level": 0, "display": false, "child_lock": false, "night_light": "off", "air_quality": 1, "display_forever": false, "air_quality_value": 10 }, "timer": null } ] } } ```

Home Assistant log

Logs

```py 2023-09-14 13:26:21.401 WARNING (MainThread) [homeassistant.components.sensor] Entity sensor.lr_levoit_air_purifier_300s_air_quality () is using native unit of measurement ' ' which is not a valid unit for the device class ('aqi') it is using; expected one of ['no unit of measurement']; Please update your configuration if your entity is manually configured, otherwise report it to the custom integration author. 2023-09-14 13:26:21.410 WARNING (MainThread) [homeassistant.components.sensor] Entity sensor.lr_levoit_air_purifier_300s_air_quality_value () is using native unit of measurement ' ' which is not a valid unit for the device class ('aqi') it is using; expected one of ['no unit of measurement']; Please update your configuration if your entity is manually configured, otherwise report it to the custom integration author. ```

Additional information

No response

vlebourl / custom_vesync