Bump pydantic from 1.4 to 1.5.1

Bumps [pydantic](https://github.com/samuelcolvin/pydantic) from 1.4 to 1.5.1.
- [Release notes](https://github.com/samuelcolvin/pydantic/releases)
- [Changelog](https://github.com/samuelcolvin/pydantic/blob/master/HISTORY.md)
- [Commits](pydantic/pydantic@v1.4...v1.5.1)

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

requirements.txt

@@ -1,6 +1,6 @@
 lark-parser==0.8.5
 fastapi==0.53.1
-pydantic==1.4
+pydantic==1.5.1
 email_validator==1.0.5
 requests==2.23.0
 uvicorn==0.11.3