fix(deps): update rust crate thiserror to v2

Author: renovate[bot]

lib/everest/framework/everestrs/Cargo.lock

@@ -10,7 +10,7 @@ log = { version = "0.4.20", features = ["std"] }
 serde = { version = "1.0.175", features = ["derive"] }
 serde_json = "1"
 serde_yaml = "0.9.34"
-thiserror = "1.0.48"
+thiserror = "2.0.0"
 
 # Note: the version must be kept in sync with the `cxxbridge-cmd` version installed in `everestrs/CMakeLists.txt`.
 cxx = { version = "1.0.189", features = ["c++17"] }