chore(deps): update rust crate async-openai to 0.18

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
async-openai	dependencies	minor	0.17 -> 0.18

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Release Notes

64bit/async-openai (async-openai)

### [`v0.18.0`](https://togithub.com/64bit/async-openai/releases/tag/async-openai-v0.18.0): v0.18.0 [Compare Source](https://togithub.com/64bit/async-openai/compare/async-openai-v0.17.1...async-openai-v0.18.0) #### New - **added**: feature flag `rustls-webpki-roots = ["reqwest/rustls-tls-webpki-roots"]` by [@​xutianyi1999](https://togithub.com/xutianyi1999) [#​168](https://togithub.com/64bit/async-openai/issues/168) - **refactor**: Rust types are now well organized by [@​sharifhsn](https://togithub.com/sharifhsn) [#​170](https://togithub.com/64bit/async-openai/issues/170) - **updated**: Update Rust types from upstream Spec [#​171](https://togithub.com/64bit/async-openai/issues/171) - **updated**: Function to list files now accept additional `query` parameter [#​172](https://togithub.com/64bit/async-openai/issues/172) #### Thank you Contributors - [@​xutianyi1999](https://togithub.com/xutianyi1999) made their first contribution in [#​168](https://togithub.com/64bit/async-openai/issues/168) 🎉 - [@​sharifhsn](https://togithub.com/sharifhsn) made their first contribution in [#​170](https://togithub.com/64bit/async-openai/issues/170) 🎉 ### [`v0.17.1`](https://togithub.com/64bit/async-openai/releases/tag/async-openai-v0.17.1): v0.17.1 [Compare Source](https://togithub.com/64bit/async-openai/compare/async-openai-v0.17.0...async-openai-v0.17.1) ##### New - **fixed**: Fix: Make ChatCompletionToolChoiceOption enum variants lowercase [#​158](https://togithub.com/64bit/async-openai/issues/158) by [@​dmweis](https://togithub.com/dmweis) - **fixed**: Issue reported in [#​140](https://togithub.com/64bit/async-openai/issues/140) is fixed including tests in [#​157](https://togithub.com/64bit/async-openai/issues/157) by [@​katya4oyu](https://togithub.com/katya4oyu) ##### Thank you Contributors - [@​dmweis](https://togithub.com/dmweis) 🎉 - [@​katya4oyu](https://togithub.com/katya4oyu) made their first contribution 🎉

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Configuration

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