Convert reuses to new system

[ThibaudDauce]

You can compare the resulting changes with https://semanticdiff.com/online-diff/json/ :

• from: https://demo.data.gouv.fr/api/1/swagger.json
• to: http://dev.local:7000/api/1/swagger.json

Fix https://github.com/datagouv/data.gouv.fr/issues/1401

[nicolaskempf57]

Do we want to keep the sort mapping ?