Constant SYSTEM_CALL_GAS_LIMIT 

pub const SYSTEM_CALL_GAS_LIMIT: u64 = _; // 31_566_720u64

Gas limit for system calls under bal-devnet-7.

Per tests-bal@v7.0.0, system calls get the base 30M regular-gas budget plus a state-gas reservoir sized for SYSTEM_MAX_SSTORES_PER_CALL storage writes.