Bascule la doc sur OUDS (dual mode)

### Prerequisites

- [x] I have [searched](https://github.com/Orange-OpenSource/ods-charts/issues?utf8=%E2%9C%93&q=is%3Aissue) for duplicate or closed feature requests
- [x] I have read the [contributing guidelines](https://github.com/Orange-OpenSource/ods-charts/blob/main/CONTRIBUTING.md)

### Proposal

Implement dual mode

### Motivation and context

Begin migration to OUDS