fix: Unbreak the doctests

libraries/native_model/src/codec/rmp_serde_1_3.rs

@@ -16,6 +16,7 @@
 /// Example usage:
 ///
 /// ```rust
+/// # use native_model::*;
 /// #[derive(Clone, Default, serde::Deserialize, serde::Serialize)]
 /// #[native_model(id = 1, version = 1, with = native_model::rmp_serde_1_3::RmpSerde)]
 /// struct MyStruct {
@@ -41,4 +42,4 @@ impl<T: for<'de> serde::Deserialize<'de>> crate::Decode<T> for RmpSerde {
     fn decode(data: Vec<u8>) -> Result<T, Self::Error> {
         rmp_serde_1_3::decode::from_slice(&data)
     }
-}
+}