Users cannot delete their own extensions.

[aidenwallis]

Brief description
Cannot delete your own extension.

How to reproduce

1. Create an extension
2. On attempt at deleting the extension you've made, you'll be presented with an error as linked down below in the screenshots section.

Expected behavior
Users can delete their own extension.

Screenshots

Additional context or questions
It returns unauthorized in the backend call from the chrome devtools console.

[BarryCarlyon]

Does the extension have at least one version?

Theres a bunch of weird and wonderfuls if the extension has no versions

[mauerbac]

DXL-487