## Description

Please write a few sentences describing the overall goals of the pull request's commits.


## PR checklist

Please tick as appropriate and edit the reasons (e.g.: "backport: not needed because this is a new feature")

- [ ] **changelog** provided, or not required
- [ ] **backport** done, or not required
- [ ] **tests** provided, or not required


## Notes for the submitter

Please refer to the [contributing guidelines](https://github.com/Mbed-TLS/mbedtls/blob/development/CONTRIBUTING.md), especially the
checklist for PR contributors.