developer-setup: Add minimal runtime python3 version requirements
This also removes the hard-coded version from the early sample extracts.
Related to swh-core#2367 (closed)
Migrated from D3032 (view on Phabricator)
This also removes the hard-coded version from the early sample extracts.
Related to swh-core#2367 (closed)
Migrated from D3032 (view on Phabricator)