Use pydantic-forms from branch

[Mark90]

Summary

Related Issues

Fixes # (issue number)

Checklist

• I have updated relevant documentation.
• I have updated AI context (i.e., CLAUDE.md) as described in CONTRIBUTING, if applicable.
• My code follows the style guidelines of this project as described in CONTRIBUTING.

[codspeed-hq]

Merging this PR will not alter performance

✅ 13 untouched benchmarks

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_{Comparing pydantic-forms-new-required-field-handling (f3b4d34) with main (1cfe875)}