devel/py-asn1: move to devel/py-pyasn1 to match PyPI name
- move to devel/py-pyasn1 to match PyPI name
- update *_DEPENDS and bump PORTREVISION in dependent ports
- reset PORTEPOCH
PR: 204567
Submitted by: John W. O'Brien <john@saltant.com>
Approved by: mhjacks@swbell.net (maintainer of devel/py-asn1)