Have you tried "apt install -f"? Have you tried https://askubuntu.com/questions/58378/what-exactly-does-sudo-apt-get-f-install-do
This has helped me in the past fixing broken packages.
publickey - [email protected] - 0x01EB3346.asc
Description: application/pgp-keys
signature.asc
Description: OpenPGP digital signature
