This bug was fixed in the package update-manager - 1:16.04.17
--------------- update-manager (1:16.04.17) xenial; urgency=medium
* Correctly detect the usage of a username in changelog URIs. (LP: #1849004)
-- Brian Murray <email address hidden> Mon, 11 Nov 2019 18:54:28 -0800
This bug was fixed in the package update-manager - 1:16.04.17
---------------
update-manager (1:16.04.17) xenial; urgency=medium
* Correctly detect the usage of a username in changelog URIs. (LP: #1849004)
-- Brian Murray <email address hidden> Mon, 11 Nov 2019 18:54:28 -0800