Update Rust crate linkme to v0.3.31 (#20626)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [linkme](https://redirect.github.com/dtolnay/linkme) | dependencies |
patch | `0.3.29` -> `0.3.31` |

---

### Release Notes

<details>
<summary>dtolnay/linkme (linkme)</summary>

###
[`v0.3.31`](https://redirect.github.com/dtolnay/linkme/releases/tag/0.3.31)

[Compare
Source](https://redirect.github.com/dtolnay/linkme/compare/0.3.30...0.3.31)

- Prevent `ref_option_ref` pedantic clippy lint from triggering inside
generated code
([#&#8203;103](https://redirect.github.com/dtolnay/linkme/issues/103))
- Implement Debug for DistributedSlice
([#&#8203;105](https://redirect.github.com/dtolnay/linkme/issues/105))

###
[`v0.3.30`](https://redirect.github.com/dtolnay/linkme/releases/tag/0.3.30)

[Compare
Source](https://redirect.github.com/dtolnay/linkme/compare/0.3.29...0.3.30)

- Support Rust 2024 edition
([#&#8203;102](https://redirect.github.com/dtolnay/linkme/issues/102))

</details>

---

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Release Notes:

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