Hadar/b const mult #129

Job	Run time
Check Spelling	10s
check-changed-files / Check Changed Files	6s
extract-cuda-backend-branch / Extract cuda branch name	5s
Check Code Format	14s
Test field on Linux (babybear, -DEXT_FIELD=ON)	16m 19s
Build and test Go & RUST hash on Linux	3m 17s
Test curve on Linux (bn254, -DG2=ON -DECNTT=ON)	20m 4s
Run Rust Examples	11s
Test curve on Linux (bls12_381, -DG2=ON -DECNTT=ON)	13m 50s
Test field on Linux (stark252, -DEXT_FIELD=OFF)	11m 5s
Test curve on Linux (bls12_377, -DG2=ON -DECNTT=ON)	16m 39s
Test field on Linux (m31, -DEXT_FIELD=ON)	5m 5s
Test curve on Linux (bw6_761, -DG2=ON -DECNTT=ON)	17m 25s
Test field on Linux (koalabear, -DEXT_FIELD=ON)	12m 7s
Test curve on Linux (grumpkin, -DG2=OFF -DECNTT=OFF)	4m 35s
	2h 1m 12s

Provide feedback