Bump thiserror from 1.0.69 to 2.0.11 in /rust

Bumps [thiserror](https://github.com/dtolnay/thiserror) from 1.0.69 to 2.0.11.
- [Release notes](https://github.com/dtolnay/thiserror/releases)
- [Commits](dtolnay/thiserror@1.0.69...2.0.11)

---
updated-dependencies:
- dependency-name: thiserror
  dependency-version: 2.0.11
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

rust/Cargo.lock

@@ -13,7 +13,7 @@ bytes = "1.0.1"
 hex = "0.4"
 rmp-serde = "1.1.1"
 self_encryption = "0.34.0"
-thiserror = "1.0"
+thiserror = "2.0"
 tokio = { version = "1", features = ["rt-multi-thread"] }
 uniffi = { workspace = true, features = ["tokio"] }