Follow-up to #14168, see #14113 (comment)

Test workflow run: https://github.com/kimadeline/vscode-python/actions/runs/292268465
And the associated workflow yml: #14291

Failing at the "Run functional tests" step:

• ubuntu-latest, 2.7, functional

Failing at the "Run TypeScript unit tests" step:

• ubuntu-latest, 3.8, ts-unit
• windows-latest, 3.8, ts-unit

Failing at the "Run debugger tests" step:

• ubuntu-latest, 2.7, debugger

Failing at the "Run single-workspace tests" step:

• ubuntu-latest, 2.7, single-workspace
• windows-latest, 3.8, single-workspace

Failing at the "Run multi-workspace tests" step:

• ubuntu-latest, 2.7, multi-workspace
• windows-latest, 3.8, multi-workspace

Failing at the "Install Python requirements step" step

• windows-latest, 2.7, ts-unit
• windows-latest, 2.7, python-unit
• windows-latest, 2.7, venv
• windows-latest, 2.7, single-workspace
• windows-latest, 2.7, multi-workspace
• windows-latest, 2.7, debugger
• windows-latest, 2.7, functional

Failing at the "Run Python and IPython unit tests" step:

• ubuntu-latest, 2.7, python-unit
• windows-latest, 3.8, python-unit

Failing at the "Prepare pipenv for venv tests" step:

• ubuntu-latest, 2.7, venv
• windows-latest, 3.8, venv