Benchmark the archive helpers

Closed Nick Thomas requested to merge nick.thomas/gitlab-ci-multi-runner:1797-speed-up-zip into master

What does this MR do?

It will help us speed up ZIP file extraction and creation, if we're lucky

Why was this MR needed?

They're currently too slow, especially for large archives with many entries

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

Does this MR meet the acceptance criteria?

  • 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?

Related to #1797