message: fix: remove hardcoded gasLimit
diff: @@ -58,8 +58,7 @@ describe('ERC20 smart contract', () => {
  1000,
  COIN_NAME,
  NUM_DECIMALS,
  - TICKER,
  - { gasLimit: 8_000_000 }
  + TICKER
  )
  await ERC20.deployTransaction.wait()
  })
  