fixing unit test

chitchat/src/state.rs

@@ -1213,7 +1213,7 @@ mod tests {
         // GC if tombstone (=100) + grace_period > heartbeat (=110).
         tokio::time::advance(Duration::from_secs(5)).await;
         cluster_state.gc_keys_marked_for_deletion(Duration::from_secs(10));
-        assert!(cluster_state
+        assert!(!cluster_state
             .node_state(&node1)
             .unwrap()
             .key_values