Pierre-Yves David <pierre-yves.david@octobus.net> [Mon, 06 Nov 2023 23:17:10 +0100] rev 51122
unstable: do not consider internal phases when computing unstable
The revisions that are not part of the "working" set by other means should not
be considered for the evolution related computation.
This impact the test introduced in 5f9af8422b31 as this is actually a more
semantic fix of the issue.