Update Rust crate async-trait to v0.1.85 (#22859)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [async-trait](https://redirect.github.com/dtolnay/async-trait) |
workspace.dependencies | patch | `0.1.83` -> `0.1.85` |

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### Release Notes

<details>
<summary>dtolnay/async-trait (async-trait)</summary>

###
[`v0.1.85`](https://redirect.github.com/dtolnay/async-trait/releases/tag/0.1.85)

[Compare
Source](https://redirect.github.com/dtolnay/async-trait/compare/0.1.84...0.1.85)

- Omit `Self: 'async_trait` bound in impl when not needed by signature
([#&#8203;284](https://redirect.github.com/dtolnay/async-trait/issues/284))

###
[`v0.1.84`](https://redirect.github.com/dtolnay/async-trait/releases/tag/0.1.84)

[Compare
Source](https://redirect.github.com/dtolnay/async-trait/compare/0.1.83...0.1.84)

- Support `impl Trait` in return type
([#&#8203;282](https://redirect.github.com/dtolnay/async-trait/issues/282))

</details>

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Release Notes:

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