fix: Cloning persist handle for persist_partitions no longer needed

ingester2/src/init.rs

@@ -343,7 +343,7 @@ where
         shutdown_tx,
         Arc::clone(&ingest_state),
         Arc::clone(&buffer),
-        persist_handle,
+        Arc::clone(&persist_handle),
         wal,
     ));
 

ingester2/src/persist/on_demand.rs

@@ -37,7 +37,7 @@ P: PersistQueue + Clone + Sync + 'static,
         &self,
         _request: Request<proto::PersistRequest>,
     ) -> Result<Response<proto::PersistResponse>, tonic::Status> {
-        persist_partitions(self.buffer.partition_iter(), self.persist_handle.clone()).await;
+        persist_partitions(self.buffer.partition_iter(), &self.persist_handle).await;
 
         Ok(Response::new(proto::PersistResponse {}))
     }