chore: add bls12-381 benchmarks

[kevaundray]

closes #2322

[codspeed-hq]

CodSpeed Performance Report

Merging #2327 will degrade performances by 7.75%

_{Comparing kevaundray:kw/add-bls-benchmarks (827b55c) with main (d79ff44)}

Summary

❌ 1 regressions
✅ 8 untouched benchmarks
🆕 16 new benchmarks

⚠️ Please fix the performance issues or acknowledge them on CodSpeed.

Benchmarks breakdown

	Benchmark	BASE	HEAD	Change
❌	evm-build	8.3 µs	9 µs	-7.75%
🆕	g1_add	N/A	27.7 µs	N/A
🆕	g1_msm (size 1)	N/A	713.3 µs	N/A
🆕	g1_msm (size 128)	N/A	47 ms	N/A
🆕	g1_msm (size 2)	N/A	1.4 ms	N/A
🆕	g1_msm (size 256)	N/A	89.2 ms	N/A
🆕	g2_add	N/A	42.2 µs	N/A
🆕	g2_msm (size 1)	N/A	1.3 ms	N/A
🆕	g2_msm (size 128)	N/A	88.2 ms	N/A
🆕	g2_msm (size 2)	N/A	2.7 ms	N/A
🆕	g2_msm (size 256)	N/A	162.3 ms	N/A
🆕	map_fp2_to_g2	N/A	860.4 µs	N/A
🆕	map_fp_to_g1	N/A	243.5 µs	N/A
🆕	pairing (1 pairs)	N/A	4.4 ms	N/A
🆕	pairing (16 pairs)	N/A	36.5 ms	N/A
🆕	pairing (2 pairs)	N/A	6.5 ms	N/A
🆕	pairing (8 pairs)	N/A	19.4 ms	N/A

[rakita]

lgtm