DEBUG: run unit tests 5 times in CI to try to raise the panic error

During release testing, some of the builds did raise a panic during unit
tests. I can't manage to reproduce it locally, so let's try in GitLab

For instance, see this unit test run from GitLab:

Changelog: None

Signed-off-by: Lluis Campos <>
5 jobs for pr_213 in 2 minutes and 17 seconds (queued for 1 second)