Useful for local development. Now you can just trigger the script and
not care about specific arguments to pass to run unit tests.
You can also pass PYTHON_VERSION= through envvar to change the default
python version used (default: 3.10).
Co-authored-by: Nathan Weinberg <31703736+nathan-weinberg@users.noreply.github.com>
Signed-off-by: Ihar Hrachyshka <ihar.hrachyshka@gmail.com>