chore: django updated to 5.2.13

[jamesjsanders]

This pull request makes a minor update to the pyproject.toml file, bumping the optional django dependency from version 5.2.12 to 5.2.13. This ensures compatibility with the latest patch release of Django.

Consoldaited requried package udpates:

• Bump pygments from 2.19.2 to 2.20.0 #67
• Bump django from 5.2.12 to 5.2.13 #68

[fifteen5-Security]

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