Function solana_vote_api::vote_state::authorize

pub fn authorize(
    vote_account: &mut KeyedAccount, 
    other_signers: &[KeyedAccount], 
    authorized: &Pubkey, 
    vote_authorize: VoteAuthorize
) -> Result<(), InstructionError>

Authorize the given pubkey to withdraw or sign votes. This may be called multiple times, but will implicitly withdraw authorization from the previously authorized key