submodule: bump openthread from `f329722` to `7ba6111` (#121)
submodule: bump openthread from `f329722` to `7ba6111` (#121)

Bumps [openthread](https://github.com/openthread/openthread) from `f329722` to `7ba6111`.
- [Commits](https://github.com/openthread/openthread/compare/f329722edbc4aa171f64ac793ef7b02d2cdbe1c9...7ba6111516a372a7c5032eb00b3495c519599cd8)

---
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-samr21,openthread/ot-samr21