[Resolve #1520] Replace hard-coded shell paths

[dboitnot]

Resolve #1520 - Replaced hard-coded shell paths

PR Checklist

• Wrote a good commit message & description [see guide below].
• Commit message starts with [Resolve #issue-number].
• Added/Updated unit tests.
• Added/Updated integration tests (if applicable).
• All unit tests (poetry run tox) are passing.
• Used the same coding conventions as the rest of the project.
• The new code passes pre-commit validations (poetry run pre-commit run --all-files).
• The PR relates to only one subject with a clear title.
  and description in grammatically correct, complete sentences.

Approver/Reviewer Checklist

• Before merge squash related commits.

Other Information

Guide to writing a good commit

[alex-harvey-z3q]

I don't understand what those tests are even doing but seems fine to approve to me!