Bump serde_with from 3.12.0 to 3.13.0 (#390)

Author: dependabot[bot]

Cargo.lock

@@ -34,7 +34,7 @@ reqwest = { version = "0.12.20", features = ["blocking", "json"] }
 rstest = "0.25.0"
 serde = { version = "1.0.219", features = ["derive"] }
 serde_json = "1.0.140"
-serde_with = "3.12.0"
+serde_with = "3.13.0"
 sysinfo = "0.35.2"
 tempfile = "3.20.0"
 tiktoken-rs = "0.6.0"