Log Message:
py-aiosmtpd: update to 1.4.4.post2

1.4.4.post2 (2023-01-19)
Fixed/Improved
Prevent unclean repo from being built
Reduce chance of not-ready-for-release packages from being uploaded

1.4.4 (2023-01-17)
Fixed/Improved
No longer expect an implicit creation of the event loop through get_event_loop()

1.4.3 (2022-12-21)
Fixed/Improved
Is now compatible with uvloop
Add compatibility for Python 3.10 and 3.11
Test matrix update
Drop Python 3.6, PyPy 3.6 (some) and MacOS 10
Add Python 3.10 & 3.11, PyPy 3.7 & 3.8, Ubuntu 22.04, MacOS 11 & 12
Expanded tox environments
Longer AUTOSTOP_DELAY especially for Windows
Update signing keys
Some documentation fixes