databases/py-apsw: Convert to USE_PYTHON=pep517
- Remove EXTENSION option
- Remove patch-setup.py The patch to avoid downloading sqlite is no longer needed after we changed to use sqlite from ports tree in 1f3518399e2a82b37713b6b1c74101028e2873f4.
- Bump PORTREVISION for package change
Helped by: Roger Binns <rogerb@rogerbinns.com> (author, via private mail)