Update Rust crate ctor to v0.2.8 (#15242)

[![Mend
Renovate](https://app.renovatebot.com/images/banner.svg)](https://renovatebot.com)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [ctor](https://togithub.com/mmastrac/rust-ctor) |
workspace.dependencies | patch | `0.2.6` -> `0.2.8` |

---

### 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.

♻ **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:eyJjcmVhdGVkSW5WZXIiOiIzNy40MzguMCIsInVwZGF0ZWRJblZlciI6IjM3LjQzOC4wIiwidGFyZ2V0QnJhbmNoIjoibWFpbiIsImxhYmVscyI6W119-->

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>