Update dependency pydantic to v2.7.3

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
pydantic (changelog)	2.7.1 -> 2.7.3

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Release Notes

pydantic/pydantic (pydantic)

### [`v2.7.3`](https://togithub.com/pydantic/pydantic/blob/HEAD/HISTORY.md#v273-2024-06-03) [Compare Source](https://togithub.com/pydantic/pydantic/compare/v2.7.2...v2.7.3) [GitHub release](https://togithub.com/pydantic/pydantic/releases/tag/v2.7.3) ##### What's Changed ##### Packaging - Bump `pydantic-core` to `v2.18.4` by [@​sydney-runkle](https://togithub.com/sydney-runkle) in [#​9550](https://togithub.com/pydantic/pydantic/pull/9550) ##### Fixes - Fix u style unicode strings in python [@​samuelcolvin](https://togithub.com/samuelcolvin) in [pydantic/jiter#110](https://togithub.com/pydantic/jiter/pull/110) ### [`v2.7.2`](https://togithub.com/pydantic/pydantic/blob/HEAD/HISTORY.md#v272-2024-05-28) [Compare Source](https://togithub.com/pydantic/pydantic/compare/v2.7.1...v2.7.2) [GitHub release](https://togithub.com/pydantic/pydantic/releases/tag/v2.7.2) ##### What's Changed ##### Packaging - Bump `pydantic-core` to `v2.18.3` by [@​sydney-runkle](https://togithub.com/sydney-runkle) in [#​9515](https://togithub.com/pydantic/pydantic/pull/9515) ##### Fixes - Replace `__spec__.parent` with `__package__` by [@​hramezani](https://togithub.com/hramezani) in [#​9331](https://togithub.com/pydantic/pydantic/pull/9331) - Fix validation of `int`s with leading unary minus by [@​RajatRajdeep](https://togithub.com/RajatRajdeep) in [pydantic/pydantic-core#1291](https://togithub.com/pydantic/pydantic-core/pull/1291) - Fix `str` subclass validation for enums by [@​sydney-runkle](https://togithub.com/sydney-runkle) in \[[pydantic/pydantic-core#1273](https://togithub.com/pydantic/pydantic-core/issues/1273)][https://github.com/pydantic/pydantic-core/pull/1273](https://togithub.com/pydantic/pydantic-core/pull/1273) - Support `BigInt`s in `Literal`s and `Enum`s by [@​samuelcolvin](https://togithub.com/samuelcolvin) in \[[pydantic/pydantic-core#1297](https://togithub.com/pydantic/pydantic-core/issues/1297)][https://github.com/pydantic/pydantic-core/pull/1297](https://togithub.com/pydantic/pydantic-core/pull/1297) - Fix: uuid - allow `str` subclass as input by [@​davidhewitt](https://togithub.com/davidhewitt) in \[[pydantic/pydantic-core#1296](https://togithub.com/pydantic/pydantic-core/issues/1296)][https://github.com/pydantic/pydantic-core/pull/1296](https://togithub.com/pydantic/pydantic-core/pull/1296)

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Configuration

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