chore(deps): update rust crate thiserror to 2.0.8 (#1992)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [thiserror](https://redirect.github.com/dtolnay/thiserror) |
workspace.dependencies | patch | `2.0.7` -> `2.0.8` |

---

### Release Notes

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

###
[`v2.0.8`](https://redirect.github.com/dtolnay/thiserror/releases/tag/2.0.8)

[Compare
Source](https://redirect.github.com/dtolnay/thiserror/compare/2.0.7...2.0.8)

- Improve support for macro-generated `derive(Error)` call sites
([#&#8203;399](https://redirect.github.com/dtolnay/thiserror/issues/399))

</details>

---

### Configuration

📅 **Schedule**: Branch creation - "after 8pm,before 6am" in timezone
America/Los_Angeles, Automerge - "after 8pm,before 6am" in timezone
America/Los_Angeles.

🚦 **Automerge**: Enabled.

♻ **Rebasing**: Whenever PR is behind base branch, 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

---

This PR has been generated by [Renovate
Bot](https://redirect.github.com/renovatebot/renovate).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzOS43Mi4yIiwidXBkYXRlZEluVmVyIjoiMzkuNzIuMiIsInRhcmdldEJyYW5jaCI6Im1haW4iLCJsYWJlbHMiOlsiZGVwZW5kZW5jaWVzIl19-->

Cargo.toml

@@ -120,7 +120,7 @@ target-spec = { version = "3.2.2", features = ["custom", "summaries"] }
 target-spec-miette = "0.4.0"
 test-case = "3.3.1"
 test-strategy = "0.4.0"
-thiserror = "2.0.7"
+thiserror = "2.0.8"
 tokio = "1.42.0"
 tokio-stream = "0.1.17"
 toml = "0.8.19"