perf: adds avx512 vector ops for koalabear and babybear fields (#568) #111

Job	Run time
staticcheck	42s
test (1.23.x, ubuntu-latest-128)	1m 11s
test (1.23.x, windows-latest)	3m 17s
test (1.23.x, macos-latest)	1m 30s
slack-notifications / notify_slack	3s
	6m 43s

Provide feedback