revert adding preserve_order serde_json feature

Author: luca992

Cargo.toml

@@ -24,7 +24,7 @@ lazy_static = "1.0"
 log = "0.4.19"
 reqwest = "0.12.19"
 serde = { version = "1.0", features = ["derive"] }
-serde_json = { version = "1.0", features = ["preserve_order"] }
+serde_json = "1.0"
 rmp-serde = "1.0"
 thiserror = "2.0"
 tokio = { version = "1.0", features = ["full"] }