Analyze the launchpad repository failures

Either sentry [1] or kibana could help [2]

Related to swh/infra/sysadm-environment#2608 (closed)

• [1] https://sentry.softwareheritage.org

• [2] http://kibana0.internal.softwareheritage.org:5601/app/kibana

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Migrated from T2616 (view on Phabricator)