message: Shorten code with awesome suggestion from
diff: @@ -156,10 +156,7 @@ where
  self.validation_states.retain(|key, state| {
  if state.missing_deploys.is_empty() {
  // This one is done and valid.
  - state
  - .responders
  - .drain(0..(state.responders.len()))
  - .for_each(|responder| {
  + state.responders.drain(..).for_each(|responder| {
  effects.extend(responder.respond((true, key.clone())).ignore());
  });
  false
  @@ -185,10 +182,7 @@ where
  self.validation_states.retain(|key, state| {
  if state.missing_deploys.contains(&deploy_hash) {
  // This validation state contains a failed deploy hash, it can never succeed.
  - state
  - .responders
  - .drain(0..(state.responders.len()))
  - .for_each(|responder| {
  + state.responders.drain(..).for_each(|responder| {
  effects.extend(responder.respond((false, key.clone())).ignore());
  });
  false
  