Function lightning_signer::util::test_utils::validate_holder_commitment

pub fn validate_holder_commitment(
    node_ctx: &TestNodeContext, 
    chan_ctx: &TestChannelContext, 
    commit_tx_ctx: &TestCommitmentTxContext, 
    commit_sig: &Signature, 
    htlc_sigs: &Vec<Signature>
) -> Result<(PublicKey, Option<SecretKey>), Status>