pip(deps): bump semver from 3.0.2 to 3.0.3

Bumps [semver](https://github.com/python-semver/python-semver) from 3.0.2 to 3.0.3.
- [Release notes](https://github.com/python-semver/python-semver/releases)
- [Changelog](https://github.com/python-semver/python-semver/blob/master/CHANGELOG.rst)
- [Commits](python-semver/python-semver@3.0.2...3.0.3)

---
updated-dependencies:
- dependency-name: semver
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]