Add dbt Make Open Data project example (#5758)

## What are you changing in this pull request and why?

Add Make Open Data entry to dbt project example


[ ] Review the [Content style
guide](https://github.com/dbt-labs/docs.getdbt.com/blob/current/contributing/content-style-guide.md)
so my content adheres to these guidelines.
[ ] For [docs
versioning](https://github.com/dbt-labs/docs.getdbt.com/blob/current/contributing/single-sourcing-content.md#about-versioning),
review how to [version a whole
page](https://github.com/dbt-labs/docs.getdbt.com/blob/current/contributing/single-sourcing-content.md#adding-a-new-version)
and [version a block of
content](https://github.com/dbt-labs/docs.getdbt.com/blob/current/contributing/single-sourcing-content.md#versioning-blocks-of-content).

---------

Co-authored-by: Mirna Wong <[email protected]>

website/docs/faqs/Project/example-projects.md

@@ -13,5 +13,6 @@ Yes!
 * **GitLab:** Gitlab's internal dbt project is open source and is a great example of how to use dbt at scale ([source code](https://gitlab.com/gitlab-data/analytics/-/tree/master/transform/snowflake-dbt))
 * **dummy-dbt:** A containerized dbt project that populates the Sakila database in Postgres and populates dbt seeds, models, snapshots, and tests. The project can be used for testing and experimentation purposes ([source code](https://github.com/gmyrianthous/dbt-dummy))
 * **Google Analytics 4:** A demonstration project that transforms the Google Analytics 4 BigQuery exports to various models ([source code](https://github.com/stacktonic-com/stacktonic-dbt-example-project), [docs](https://stacktonic.com/article/google-analytics-big-query-and-dbt-a-dbt-example-project))
+* **Make Open Data:**  A production-grade ELT with tests, documentation, and CI/CD (GHA) about French open data (housing, demography, geography, etc). It can be used to learn with voluminous and ambiguous data. Contributions are welcome ([source code](https://github.com/make-open-data/make-open-data), [docs](https://make-open-data.fr/))
 
 If you have an example project to add to this list, suggest an edit by clicking **Edit this page** below.