bug: false positive for proper_super_calls

<img width="537" height="227" alt="Image" src="https://github.com/user-attachments/assets/bde98fd6-584b-4749-8645-4d2b0ab6c750" />


```
<filename>.dart:137:3 • super.dispose() should be
      last • proper_super_calls • INFO
```