examples: Update to thiserror 2 (#3522)

Author: tottoto

Cargo.lock

@@ -9,7 +9,7 @@ axum = { path = "../../axum", features = ["macros"] }
 axum-extra = { path = "../../axum-extra", features = ["with-rejection"] }
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
-thiserror = "1.0"
+thiserror = "2"
 tokio = { version = "1.20", features = ["full"] }
 tracing = "0.1"
 tracing-subscriber = { version = "0.3", features = ["env-filter"] }

examples/customize-extractor-error/Cargo.toml

@@ -7,7 +7,7 @@ version = "0.1.0"
 [dependencies]
 axum = { path = "../../axum" }
 serde = { version = "1.0", features = ["derive"] }
-thiserror = "1.0.29"
+thiserror = "2"
 tokio = { version = "1.0", features = ["full"] }
 tracing = "0.1"
 tracing-subscriber = { version = "0.3", features = ["env-filter"] }