Bump self_cell from 0.10.2 to 0.10.3 (#102)

Bumps [self_cell](https://github.com/Voultapher/self_cell) from 0.10.2 to 0.10.3.
- [Release notes](https://github.com/Voultapher/self_cell/releases)
- [Commits](Voultapher/self_cell@v0.10.2...v0.10.3)

---
updated-dependencies:
- dependency-name: self_cell
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>