sm3 crypto algorithm uses rol32 function from linux, so
import it. Linux base was:
commit ca91b9500108:("Merge tag 'v6.15-rc4-ksmbd-server-fixes' of git://git.samba.org/ksmbd")
Signed-off-by: Heiko Schocher <hs@nabladev.com>
Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>