feat: add NFTPERPUSDT config

[cdummett]

DO NOT MERGE UNTIL PROPOSAL FINALISED

Description

Adds a config for the proposed NFTPERP MCAP Futures market with some research changes.

Examples:

Make any changes re initial price and volatility in the registry entry.

    "mainnet-NFTPERPUSDT": BenchmarkScenario(
        block_length_seconds=1,
        step_length_seconds=30,
        benchmark_configs=[
            BenchmarkConfig(
                market_config=configs.mainnet.NFTPERPUSDT.CONFIG,
                initial_price=100,
                annualised_volatility=5,
                notional_trade_volume=100,
            )
        ],
    )

Then run.

python -m vega_sim.scenario.benchmark.run -m mainnet-NFTPERPUSDT -s 300 -o -p