build(deps): update rust crate utoipa to v6

Author: renovate[bot]

Cargo.lock

@@ -16,11 +16,11 @@ utoipa = ["dep:utoipa"]
 
 [dependencies]
 serde = { version = "1.0.228", features = ["derive"], optional = true }
-utoipa = { version = "5.4.0", optional = true }
+utoipa = { version = "6.0.0", optional = true }
 
 [dev-dependencies]
 serde_json = "1.0.149"
-utoipa = { version = "5.4.0", features = ["debug"] }
+utoipa = { version = "6.0.0", features = ["debug"] }
 
 [lints.rust]
 unsafe_code = "deny"