submodule: bump openthread from `097aa4f` to `5b8ee97` (#122)
submodule: bump openthread from `097aa4f` to `5b8ee97` (#122)

Bumps [openthread](https://github.com/openthread/openthread) from `097aa4f` to `5b8ee97`.
- [Commits](https://github.com/openthread/openthread/compare/097aa4f65d3b6c1f8a4148b24885472e74acbecb...5b8ee97450408c19100c411e0ef972692d8560a9)

---
updated-dependencies:
- dependency-name: openthread
  dependency-type: direct:production
...

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

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