testing: update docker-py 4.4.1
run docker-py integration tests of the latest release;
full diff: https://github.com/docker/docker-py/compare/4.3.0...4.4.1
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
(cherry picked from commit 14fb1650856f52928cb9f9fd3b495c3e14776069)
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>