revert default features

Author: Dong Nguyen

Cargo.toml

@@ -35,7 +35,7 @@ tokio = { version = "1", features = ["sync"], optional = true }
 futures = { version = "0.3", default-features = false, optional = true }
 
 [dev-dependencies]
-axum = { version = "0.8"}
+axum = { version = "0.8", default-features = false}
 axum-test = "17"
 tokio = { version = "1", features = ["full"] }
 tokio-test = "0.4"