Bump pydantic from 1.8 to 1.8.2

Bumps [pydantic](https://github.com/samuelcolvin/pydantic) from 1.8 to 1.8.2.
- [Release notes](https://github.com/samuelcolvin/pydantic/releases)
- [Changelog](https://github.com/samuelcolvin/pydantic/blob/master/HISTORY.md)
- [Commits](pydantic/pydantic@v1.8...v1.8.2)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]