submodule: bump openthread from `faeea3d` to `a836728` (#390)
submodule: bump openthread from `faeea3d` to `a836728` (#390)

Bumps [openthread](https://github.com/openthread/openthread) from `faeea3d` to `a836728`.
- [Commits](https://github.com/openthread/openthread/compare/faeea3d2b9df48dd769592b7c5a85609c0c48389...a8367287a5e6bfcfb4d3762195df8998b4fa4273)

---
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-nxp,openthread/ot-nxp,openthread/ot-nxp