Create a relocatable python using pyenv and relok8.py

PYENV_ROOT=$(pwd) pyenv install 3.9.13
relok8.py --root=versions/3.9.13 --lib=versions/3.9.13/lib --log-level=warn

The versions/3.9.13 directory now has a re-locatable python.

cp -R versions/3.9.13 ./python
./python/bin/python3 -m test