I tested this using the release-upgrader version '18.10.11.3' from -proposed and saw the following error message:
"Third party sources disabled
Some third party entries in your sources.list were disabled. You can
re-enable them after the upgrade with the 'software-properties' tool
or your package manager."
I tested this using the release-upgrader version '18.10.11.3' from -proposed and saw the following error message:
"Third party sources disabled
Some third party entries in your sources.list were disabled. You can properties' tool
re-enable them after the upgrade with the 'software-
or your package manager."
Setting this to verification-done.