fix(docs): Pydantic examples are now working properly.

[liuliuOD]

Description

I encountered some problems when I read the documentations, and finally solved the problems by modify some example codes.

This PR fix some broken example codes on the Pydantic documentation page.

Types of Changes

• Core
• Bugfix
• New feature
• Enhancement/optimization
• Documentation

Issues Fixed or Closed by This PR

• There isn't any issue has been opened.

Checklist

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• I have tested the changes and verified that they work and don't break anything (as well as I can manage).

[erikwrede]

Hey there, thanks for the PR! Your PR description mentions broken GraphQL queries, but I don't see any in the diff. Is anything missing?

[github-actions]

Hi 👋 You can find a preview of the docs here:

https://beta.strawberry.rocks/docs/pr/3341/integrations/pydantic

[liuliuOD]

Hey there, thanks for the PR! Your PR description mentions broken GraphQL queries, but I don't see any in the diff. Is anything missing?

Yeah, thank you for the review. I think it's just about the examples.

Let me modify the description of the PR.

[patrick91]

Thank you!