crypto: stm32/cryp - increase priority

Increase STM32 CRYP priority, to be greater than the ARM-NEON
accelerated version.

Signed-of-by: Maxime Méré <maxime.mere@foss.st.com>
Signed-off-by: Nicolas Toromanoff <nicolas.toromanoff@foss.st.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>