So sorry, that’s my bad - I missed a spot 
. This should do it: Fixup Ember.Component usage by davidtaylorhq · Pull Request #2 · Sprachprofi/discourse-fcm-notifications · GitHub
Yeah I think AI can have trouble differentiating between non-essential new patterns (things like native class syntax, this.set/get, etc.) and essential deprecation fixes. The AI suggestions can still be useful, but only if you have enough context to know what to trust/ignore.
Personally, I would always go to an authoritative source like https://deprecations.emberjs.com/v3.x first.