Toggling Show unknown sensors causing Stats to crash

**Describe the bug**
In sensors module, if `Shown unknown sensors` is toggled several times, Stats will crash.

**Details:**
 - Device: MacBook Pro 14'
 - macOS: 12.6.2
 - Application version: 2.8.2

**Screen recording:**
https://user-images.githubusercontent.com/89069957/209089052-d9feaf96-66ac-467f-9418-301e229c112a.mov
