chore(deps): update rust crate num to v0.4.3 (#464)

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This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [num](https://togithub.com/rust-num/num) | workspace.dependencies |
patch | `0.4.2` -> `0.4.3` |

---

### Release Notes

<details>
<summary>rust-num/num (num)</summary>

###
[`v0.4.3`](https://togithub.com/rust-num/num/blob/HEAD/RELEASES.md#Release-043-2024-05-08)

[Compare
Source](https://togithub.com/rust-num/num/compare/num-0.4.2...num-0.4.3)

-   Upgrade to 2021 edition, **MSRV 1.60**.
-   Updated all sub-crates to their latest versions.

</details>

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