SIMD-0431: Loader V3 minimum extend program size

Active on mainnet-beta (epoch 1002), testnet (epoch 977) and devnet (epoch 1090).

Minimum versions: Agave v4.1.0-beta.0, Firedancer v1.0, Frankendancer v0.1001.40101.

Introduced in anza-xyz/agave PR #9859.