Move assert() out of mvmt for loop. Should assert only once per txn.

[scoobybejesus]

cryptools/crptls/src/import_cost_proceeds_etc.rs

Line 124 in 47c3e35

assert!(idx <= cb_vec_outgoing_ar.len(),

Or perhaps instead put a var outside the loop to track whether the assert has been run for the current transaction, since the assert() is only run for ToSelf transactions anyway.