Python 3 is now required to run `gclient`. Run `tools/v8/fetch_deps.py`, which spawns `glient`, with Python 3. PR-URL: https://github.com/nodejs/node/pull/48729 Fixes: https://github.com/nodejs/node/issues/48728 Reviewed-By: Luigi Pinca <luigipinca@gmail.com> Reviewed-By: Debadree Chatterjee <debadree333@gmail.com> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Michaël Zasso <targos@protonmail.com> Reviewed-By: Moshe Atlow <moshe@atlow.co.il> Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com>
