databases/py-oxyde: Update 0.7.1 => 0.8.0

While here, update maintainer address.

Changelog:
https://github.com/mr-fatalyst/oxyde/releases/tag/v0.8.0
Commit log:
https://github.com/mr-fatalyst/oxyde/compare/v0.7.1...v0.8.0

PR: 298256
Approved by: osa, vvd (Mentors, implicit)