Transaction Cost updates

[tao-stones]

Problem

With the established calculation for cost unit: #18994 (comment), should update transaction cost calculation accordingly. Few things to do:

• adjust signature cost, re-measure its performance, currently is 10us, probably should be 25-50us, update to proper CU
• include signature cost into transaction cost calculation
• revisit need of account_max_limit logic
• add built-in instruction cost, add to transaction cost calc too. (need turn on tx_wide_compute_cap feature?)
• re-measure the block max cost.
• Make sure when block limit is breached, and transactions are being rejected, system performance will not degrade significantly.
• run perf test, and bench-tps

Proposed Solution

[tao-stones]

out dated