Consolidate collector error types

[ByteOtter]

This is a small PR to consolidate and rework the Error types of the Collector module.

What does this PR change?

Tick the applicable box:

• [ ] Add new feature

• [X] Refactoring

• [ ] Security changes

• [ ] Tests

• [ ] Documentation changed
  

• [ ] General Maintenance

Links

Fixes: n/A

• [X] DONE

Documentation

• No documentation needed
  

• [X] DONE