Fix runner crashing on builds helper collect

Merged Tomasz Maczukin requested to merge fix/2228-runner-craching-on-builds-helper-collect into master

What does this MR do?

Prevents Runner from raising panic when BuildsHelper metrics are collected.

Why was this MR needed?

Please read #2228 (closed) for a reference

Are there points in the code the reviewer needs to double check?

Does this MR meet the acceptance criteria?

  • Documentation created/updated
  • Tests
    • Added for this feature/bug
    • All builds are passing
  • Branch has no merge conflicts with master (if you do - rebase it please)

What are the relevant issue numbers?

Closes #2228 (closed)