opBNB testnet to undergo four Hardforks: Gas costs set for 10x reduction

#bnbchain plans to implement four hardforks on the #opBNB testnet on May 15th between 6-6:30AM UTC. These changes aim to slash gas costs by around 10x. To prepare, all #opBNB testnet nodes must update to the latest version before the scheduled time to ensure a smooth transition. $BNB