Speed attribute missing for iOS device tracker

[erkr]

iOS device model, version and app version

Model Name: iPhone 14
Software Version: 18.3.1
App version: 1175

Home Assistant Core Version
Core 2025.3.1

Describe the bug
According the companion app documentation, both Android and iOS device trackers should contain a speed attribute. For iOS it's missing.
I checked all the instructions and I do get location updates, except the speed attribute