cleanup imports in example

src/api/history_stream.rs

@@ -16,14 +16,7 @@ impl Sbot {
     ///
     /// ```rust
     /// use async_std::stream::StreamExt;
-    /// use golgi::{
+    /// use golgi::{Sbot, GolgiError};
-    ///     Sbot,
-    ///     GolgiError,
-    ///     api::get_subset::{
-    ///         SubsetQuery,
-    ///         SubsetQueryOptions
-    ///     }
-    /// };
     ///
     /// async fn history() -> Result<(), GolgiError> {
     ///     let mut sbot_client = Sbot::init(None, None).await?;