Update Rust crate serde_repr to v0.1.20 (#27146)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [serde_repr](https://redirect.github.com/dtolnay/serde-repr) |
workspace.dependencies | patch | `0.1.19` -> `0.1.20` |

---

### Release Notes

<details>
<summary>dtolnay/serde-repr (serde_repr)</summary>

###
[`v0.1.20`](https://redirect.github.com/dtolnay/serde-repr/releases/tag/0.1.20)

[Compare
Source](https://redirect.github.com/dtolnay/serde-repr/compare/0.1.19...0.1.20)

-   Documentation improvements

</details>

---

### Configuration

📅 **Schedule**: Branch creation - "after 3pm on Wednesday" in timezone
America/New_York, Automerge - At any time (no schedule defined).

🚦 **Automerge**: Disabled by config. Please merge this manually once you
are satisfied.

â™» **Rebasing**: Whenever PR becomes conflicted, or you tick the
rebase/retry checkbox.

🔕 **Ignore**: Close this PR and you won't be reminded about this update
again.

---

- [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check
this box

---

Release Notes:

- N/A

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzOS4yMDcuMSIsInVwZGF0ZWRJblZlciI6IjM5LjIwNy4xIiwidGFyZ2V0QnJhbmNoIjoibWFpbiIsImxhYmVscyI6W119-->

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
e4e3ce6a38renovate[bot] committed on 3/20/2025, 3:35:25 AM· committed by GitHubparent8cd96cb
1 file changedLine totals unavailable