submodule: bump openthread from `16c927e` to `9ebe41f` (#431)
submodule: bump openthread from `16c927e` to `9ebe41f` (#431)

Bumps [openthread](https://github.com/openthread/openthread) from `16c927e` to `9ebe41f`.
- [Commits](https://github.com/openthread/openthread/compare/16c927ea1c3b7c3c83c68dc6d0d0541d569ab60d...9ebe41f16e5107060abbdeb3a7ba26f1d7373b1d)

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

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

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
Co-authored-by: dependabot[bot] <1c358da00a777d4e9898c1280ab801e2df165188@users.noreply.github.com>
openthread/ot-nrf528xx,openthread/ot-nrf528xx