There's a merged pull request on the void-packages repository

python3-rdflib: update, remove python-rdflib; python3-isodate: update, remove python-isodate; remove python-notify
https://github.com/void-linux/void-packages/pull/38232

Description:
- python3-rdflib: update to 6.2.0, remove python-rdflib.
- python-notify: remove package

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#### Testing the changes
- I tested the changes in this PR: **YES**