Update to deadsnakes/action@v2.0.0
Update to deadsnakes/action@v2.0.0

should be a noop (despite the major version bump) -- I rewrote the action to be more stable and need fewer security updates
RonnyPfannschmidt/pytest,pytest-dev/pytest,nicoddemus/pytest,markshao/pytest,nicoddemus/pytest,Akasurde/pytest