fix: fix import of removed private vendored attr in pydantic

[tlambert03]

pydantic broke their own pydantic-extra-types library (and we had vendored it)

[codecov]

Codecov Report

Merging #215 (f3dea42) into main (5754342) will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##             main     #215   +/-   ##
=======================================
  Coverage   86.48%   86.48%           
=======================================
  Files          26       26           
  Lines        1250     1250           
=======================================
  Hits         1081     1081           
  Misses        169      169           

Files Changed	Coverage Δ
src/ome_types/_pydantic_compat.py	98.46% <100.00%> (ø)

📣 We’re building smart automated test selection to slash your CI/CD build times. Learn more

[codspeed-hq]

CodSpeed Performance Report

Merging #215 will degrade performances by 61.08%

_{Comparing fix-color (f3dea42) with main (5754342)}

Summary

❌ 1 regressions
✅ 8 untouched benchmarks

⚠️ Please fix the performance issues or acknowledge them on CodSpeed.

Benchmarks breakdown

	Benchmark	main	fix-color	Change
❌	test_time_from_xml[large]	6.7 s	17.3 s	-61.08%

[CGDogan]

Thanks this is what we users of this library need

[tlambert03]

Thanks for letting me know @CGDogan, will cut a new release today

[CGDogan]

thanks it's now working excellent