message: Update hackatom to emit an extra event
diff: @@ -2,7 +2,7 @@ use sha2::{Digest, Sha256};
  use cosmwasm_std::{
  entry_point, from_slice, to_binary, to_vec, Addr, AllBalanceResponse, Api, BankMsg,
  - CanonicalAddr, Deps, DepsMut, Env, MessageInfo, QueryRequest, QueryResponse, Response,
  + CanonicalAddr, Deps, DepsMut, Env, Event, MessageInfo, QueryRequest, QueryResponse, Response,
  StdError, StdResult, WasmQuery,
  };
  @@ -93,6 +93,7 @@ fn do_release(deps: DepsMut, env: Env, info: MessageInfo) -> Result<Response, Ha
  let mut resp = Response::new();
  resp.add_attribute("action", "release");
  resp.add_attribute("destination", to_addr.clone());
  + resp.add_event(Event::new("hackatom").attr("action", "release"));
  resp.add_message(BankMsg::Send {
  to_address: to_addr.into(),
  amount: balance,
  