feat: Add support for v2 model_dump and v1 dict to pydantic plugin #2909

Job	Run time
pyright	1m 18s
mypy	1m 28s
slotscheck	50s
Test server integration (uvicorn<0.27.0)	1m 7s
Test server integration (uvicorn>=0.27.0)	1m 5s
validate	13s
test-platform-compat	0s
test (3.10) / test	2m 24s
test (3.11) / test	1m 53s
test (3.12) / test	3m 27s
test (3.8) / test	3m 7s
test (3.9) / test	2m 8s
build-docs	3m 58s
codeql	2m 52s
upload-test-coverage	19s
sonar	0s
	26m 9s

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