Make sure various repo templates are setting up the extension appropriately

[brettcannon]

• https://github.com/devcontainers/images/tree/main/src/python (Drop bandit, pycodestyle, pydocstyle, and yapf from the Python image devcontainers/images#418)
• https://github.com/devcontainers/features/tree/main/src/python (Turn off linting by default in VS Code for Python devcontainers/features#449)
• https://github.com/devcontainers/templates/tree/main/src/python
• https://github.com/microsoft/vscode-remote-try-python
• https://github.com/github/codespaces-jupyter
• https://github.com/github/codespaces-django
• https://github.com/github/codespaces-flask

[karrtikr]

@brettcannon FYI the issues created/transferred with assignees not belonging to the triage workflow are removed. I wish we could only do it for transfers but there's a bug rn due to which it can't be done.