Function verify_p2pk_inline 

pub fn verify_p2pk_inline(
    script_sig: &[u8],
    script_pubkey: &[u8],
    flags: u32,
    tx: &Transaction,
    input_index: usize,
    height: u64,
    network: Network,
) -> Result<bool>

P2PK (Pay-to-Public-Key) inline verify.