Support new-style mp packages like nuxeo-ai

The nuxeo-ai packages are currently not supported by the task aligning the marketplace packages thus needing a manual update:
https://qa2.nuxeo.org/jenkins/view/Depl/job/Deploy/job/IT-release-on-demand-build-nx910/batchTasks/

For instance:
https://github.com/nuxeo/nuxeo-ai/commit/4a68937ec3dd3931101659374a38675f4fa9cb7c#diff-600376dffeb79835ede4a0b285078036