Bump the dependencies group with 2 updates (#365)

Bumps the dependencies group with 2 updates: [ansys-sphinx-theme](https://github.com/ansys/ansys-sphinx-theme) and [mypy](https://github.com/python/mypy).


Updates `ansys-sphinx-theme` from 0.12.2 to 0.12.3
- [Release notes](https://github.com/ansys/ansys-sphinx-theme/releases)
- [Commits](ansys/ansys-sphinx-theme@v0.12.2...v0.12.3)

Updates `mypy` from 1.5.1 to 1.6.0
- [Commits](python/mypy@v1.5.1...v1.6.0)

---
updated-dependencies:
- dependency-name: ansys-sphinx-theme
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: dependencies
- dependency-name: mypy
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dependencies
...

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