message: feat(shell_automaton/mempool): remove operation statistics only after TTL is passed
diff: @@ -344,9 +344,6 @@ pub fn mempool_reducer(state: &mut State, action: &ActionWithMeta) {
  .retain(|v| !operation_hashes.contains(&v.hash));
  for op in operation_hashes {
  mempool_state.validated_operations.ops.remove(op);
  -
  - // remove operation from stats
  - mempool_state.operation_stats.remove(op);
  }
  if let Some(state) = &mut mempool_state.local_head_state {
  state.ops_removed = true;
  