fix(deps): bump pydantic-openapi-helper from 0.2.2 to 0.2.3

Bumps [pydantic-openapi-helper](https://github.com/ladybug-tools/pydantic-openapi-helper) from 0.2.2 to 0.2.3.
- [Release notes](https://github.com/ladybug-tools/pydantic-openapi-helper/releases)
- [Changelog](https://github.com/ladybug-tools/pydantic-openapi-helper/blob/master/.releaserc.json)
- [Commits](ladybug-tools/pydantic-openapi-helper@v0.2.2...v0.2.3)

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

requirements.txt

@@ -1 +1 @@
-pydantic-openapi-helper==0.2.2
+pydantic-openapi-helper==0.2.3