deps: update thiserror requirement in the production-dependencies group

Updates the requirements on [thiserror](https://github.com/dtolnay/thiserror) to permit the latest version.

Updates `thiserror` to 2.0.3
- [Release notes](https://github.com/dtolnay/thiserror/releases)
- [Commits](dtolnay/thiserror@1.0.0...2.0.3)

---
updated-dependencies:
- dependency-name: thiserror
  dependency-type: direct:production
  dependency-group: production-dependencies
...

Signed-off-by: dependabot[bot] <[email protected]>

Cargo.toml

@@ -26,7 +26,7 @@ octocrab = ["dep:octocrab"]
 rocket = ["dep:rocket", "octocrab"]
 
 [dependencies]
-thiserror = "1"
+thiserror = "2"
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1"
 tracing = "0.1"