submodule: bump openthread from `ea5a5fb` to `713231e` (#44)
submodule: bump openthread from `ea5a5fb` to `713231e` (#44)

Bumps [openthread](https://github.com/openthread/openthread) from `ea5a5fb` to `713231e`.
- [Commits](https://github.com/openthread/openthread/compare/ea5a5fbd53615f0a537f4565d1f997a87813beaa...713231e144c9ccd46126323fb14d2ab06cdb6361)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>

Co-authored-by: dependabot[bot] <1c358da00a777d4e9898c1280ab801e2df165188@users.noreply.github.com>
openthread/ot-kw41z,openthread/ot-kw41z