Get Proof implementation

[bzawisto]

This PR introduces eth_getProof implementation.

[github-actions]

Bencher Report

Branch	1547-implement-state-proof
Testbed	self-hosted

Click to view all benchmark results

Benchmark	Latency	Benchmark Result milliseconds (ms) (Result Δ%)	Upper Boundary milliseconds (ms) (Limit %)
full-blocks-erc20-transfers/full-blocks-erc20-transfers	📈 view plot 🚷 view threshold	3,973.20 ms (+101.62%) Baseline: 1,970.66 ms	4,962.16 ms (80.07%)
full-blocks-evm-transfers/full-blocks-evm-transfers	📈 view plot 🚷 view threshold	5,151.80 ms (+210.88%) Baseline: 1,657.14 ms	6,283.73 ms (81.99%)
full-blocks-giant-deploy/full-blocks-giant-deploy	📈 view plot 🚷 view threshold	7,690.20 ms (+6.08%) Baseline: 7,249.54 ms	9,615.74 ms (79.98%)
full-blocks-scilla-add/full-blocks-scilla-add	📈 view plot 🚷 view threshold	1,416.70 ms (+8.27%) Baseline: 1,308.55 ms	1,727.21 ms (82.02%)
full-blocks-scilla-load/full-blocks-scilla-load	📈 view plot 🚷 view threshold	4,498.80 ms (+3.28%) Baseline: 4,355.79 ms	5,362.34 ms (83.90%)
full-blocks-scilla-store/full-blocks-scilla-store	📈 view plot 🚷 view threshold	3,826.20 ms (+4.79%) Baseline: 3,651.43 ms	4,397.26 ms (87.01%)
full-blocks-zil-transfers/full-blocks-zil-transfers	📈 view plot 🚷 view threshold	4,366.90 ms (+68.93%) Baseline: 2,584.97 ms	4,649.49 ms (93.92%)
process-empty/process-empty	📈 view plot 🚷 view threshold	13.03 ms (+4.07%) Baseline: 12.52 ms	14.11 ms (92.38%)

🐰 View full continuous benchmarking report in Bencher

[maxconway]

LGTM