Function port_anchor_adaptor::create_port_staking_pool

pub fn create_port_staking_pool<'a, 'b, 'c, 'info>(
    ctx: CpiContext<'a, 'b, 'c, 'info, CreateStakingPoolContext<'info>>, 
    supply: u64, 
    duration: u64, 
    earliest_reward_claim_time: Slot
) -> ProgramResult