Crypto: Add separate hash-verify to RSASSA-PSS test

Extend the RSASSA-PSS verify test to repeat the verification
using separate calls to hashing and hash_verify APIs.

Signed-off-by: Antonio de Angelis <antonio.deangelis@arm.com>
Change-Id: I9a166a966e932bb2f97e7ae588457f20207c4a66
1 file changed