Update thiserror requirement from 1.0 to 2.0

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

Signed-off-by: dependabot[bot] <support@github.com>

Cargo.toml

@@ -12,7 +12,7 @@ readme = "crates-io.md"
 
 [dependencies]
 gpt = {version = "3.1.0", optional=true}
-thiserror = "1.0"
+thiserror = "2.0"
 
 [dev-dependencies]
 tempfile = "3"