Fix build with Python 3.8+
- Bump PORTREVISION for package change
PR: 254504
Submitted by: kai
Obtained from: https://sources.debian.org/data/main/g/gitinspector/0.4.4+dfsg-9/debian/patches/Drop-superfluous-argument-to-NullTranslations.install.patch
Reference: https://github.com/ejwa/gitinspector/issues/213#issuecomment-722732702