crypto: Reduce EC multiplication scalar by the order

[chfast]

Reduce the scalar by the curve group order.
This allows using more efficient add algorithm in the loop because doubling cannot happen.

[codecov]

Codecov Report

❌ Patch coverage is 85.71429% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 87.14%. Comparing base (9aa68c4) to head (06b545c).
⚠️ Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
lib/evmone_precompiles/ecc.hpp	85.71%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@ Coverage Diff @@ ## master #1305 +/- ## ========================================== - Coverage 87.15% 87.14% -0.01%  ========================================== Files 167 167 Lines 24732 24739 +7 Branches 4059 4061 +2 ========================================== + Hits 21554 21560 +6  Misses 537 537 - Partials 2641 2642 +1 

Flag	Coverage Δ
eest-develop	17.79% <42.85%> (+<0.01%)	⬆️
eest-develop-gmp	15.82% <42.85%> (+<0.01%)	⬆️
eest-fusaka	12.17% <0.00%> (-0.01%)	⬇️
eest-legacy	11.06% <0.00%> (-0.01%)	⬇️
eest-legacy-silkpre	17.68% <71.42%> (+0.01%)	⬆️
eest-static	18.71% <71.42%> (+0.01%)	⬆️
evmone-unittests	83.75% <85.71%> (+<0.01%)	⬆️

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Components	Coverage Δ
core	93.28% <85.71%> (-0.01%)	⬇️
tooling	88.35% <ø> (ø)
tests	84.12% <ø> (ø)

Files with missing lines	Coverage Δ
lib/evmone_precompiles/ecc.hpp	98.26% <85.71%> (-0.40%)	⬇️

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