Normalization from example_ynh

[maniackcrudelis]

Problem

• Global upgrade of the package.

PR Status

• [x] Code finished.
• [x] Tested with Package_check.
• [ ] Fix or enhancement tested.
• [ ] Upgrade from last version tested.
• [x] Can be reviewed and tested.

Validation

---

Minor decision

• Upgrade previous version :
• [x] Code review : Kay0u
• [x] Approval (LGTM) : Kay0u
• [x] Approval (LGTM) : JimboJoe
• CI succeeded :
  When the PR is marked as ready to merge, you have to wait for 3 days before really merging it.

[JimboJoe]

Can be merged in 3 days.

[kay0u]

We can still merge it in 3 days