bump pydantic-core to 2.27.2

[davidhewitt]

Change Summary

To pull in fixes for 2.10.

Related issue number

#10910

Checklist

• The pull request title is a good summary of the changes - it will be used in the changelog
• Unit tests for the changes exist
• Tests pass on CI
• Documentation reflects the changes where applicable
• My PR is ready to review, please add a comment including the phrase "please review" to assign reviewers

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[codspeed-hq]

CodSpeed Performance Report

Merging #11138 will improve performances by 10.81%

_{Comparing dh/core-2.27.2 (a94da79) with main (a915c7c)}

Summary

⚡ 18 improvements
✅ 28 untouched benchmarks

Benchmarks breakdown

	Benchmark	main	dh/core-2.27.2	Change
⚡	test_efficiency_with_highly_nested_examples	774 µs	716.2 µs	+8.07%
⚡	test_complex_model_serialization	62.3 µs	59.2 µs	+5.35%
⚡	test_list_of_models_serialization	62.7 µs	59.3 µs	+5.74%
⚡	test_model_json_serialization	66 µs	60.9 µs	+8.32%
⚡	test_nested_model_serialization	44.6 µs	41.6 µs	+7.13%
⚡	test_simple_model_serialization	35 µs	32.3 µs	+8.13%
⚡	test_complex_model_validation[__init__]	58.7 µs	54.9 µs	+6.92%
⚡	test_complex_model_validation[model_validate]	59.5 µs	54.7 µs	+8.76%
⚡	test_list_of_models_validation[__init__]	101.4 µs	93.9 µs	+7.98%
⚡	test_list_of_models_validation[model_validate]	100.1 µs	92 µs	+8.82%
⚡	test_nested_model_validation[__init__]	61.1 µs	57.1 µs	+6.95%
⚡	test_nested_model_validation[model_validate]	58.6 µs	54.2 µs	+8.09%
⚡	test_simple_model_validation[__init__]	42.8 µs	40.6 µs	+5.48%
⚡	test_simple_model_validation[model_validate]	43.6 µs	40.7 µs	+7.31%
⚡	test_north_star_dump_json	30.8 ms	28.5 ms	+8.15%
⚡	test_north_star_dump_python	17.3 ms	16 ms	+7.96%
⚡	test_north_star_validate_python	48.2 ms	45.8 ms	+5.23%
⚡	test_north_star_validate_python_strict	30.2 ms	27.3 ms	+10.81%

[github-actions]

Coverage report

This PR does not seem to contain any modification to coverable code.

[sydney-runkle]

Wonderful! Thanks!