Update python-aiosqlite to version 0.20.0 / rev 4 via SR 1169366
https://build.opensuse.org/request/show/1169366
by user dirkmueller + anag+factory
- update to 0.20.0:
* Connection `.close()` method is now idempotent
* Performance improvements in connection thread and event loop
* Updated contributor guide
* Tested on Python 3.12
* Dropped support for Python 3.7