security/gvm: Update gvm-libs to 22.7.3 and openvas to 22.7.6

• Bump PORTREVISION
• Update security/py-python-gvm to 23.10.0
• Fix issues with config path of security/py-notus-scanner and security/py-greenbone-feed-sync [1]
• Improve pkg-message.in from security/gvm [1]

Reported by: Luciano Mannucci <luciano at_ vespaperitivo.it> [1]