[LEVEL CHANGE] HAMi move from Sandbox to Incubation

# Project Moving Levels Checklist

This template outlines the administrative steps required when a project moves from one maturity level to another (e.g., Sandbox to Incubating, Incubating to Graduated).

- **Project Name:** HAMi
- **New Maturity Level:** Incubating
- **Project moving levels PR:** https://github.com/cncf/toc/pull/2198

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## Administrative Checklist

- [X] TOC vote passed https://github.com/cncf/toc/issues/1775
- [x] Moving levels PR merged
- [x] Email Formation team to move the project's level in PCC.
- [x] Ensure the project is in Google Group mailing lists maintainers@cncf.io
- [x] Update the project's level and maintainer list in the aggregated [CNCF maintainer list](https://maintainers.cncf.io/). https://github.com/cncf/foundation/pull/1446
- [X] Move the project to its new level on the [CNCF Landscape](https://github.com/cncf/landscape/blob/master/landscape.yml). https://github.com/cncf/landscape/pull/4896
- [X] Move the project to the new level in [Clomonitor](https://github.com/cncf/clomonitor/blob/main/data/cncf.yaml) https://github.com/cncf/clomonitor/pull/1915
- [ ] Move the project to the new level in Devstats
- [X] Move artwork in [cncf/artwork](https://github.com/cncf/artwork) https://github.com/cncf/artwork/pull/665
- [x] Move project in maintainer spreadsheet
- [x] Sent email to CNCF PR team for marketing the change
- [x] Run CNCF Calendar update automation
- [x] Update website footer

Review the project moving levels PR linked in the issue and identify the HAMi entry in Devstats. Update its maturity level from Sandbox to Incubating, then confirm the Devstats change and complete the remaining checklist item.

Written by the indexing model from the issue text.