RSE: Enable BL1 to generate random numbers through DRBG_HMAC

Switch the BL1 RNG generation to use CC3XX_RNG_DRBG_HMAC instead
of CC3XX_RNG_CRYPTOGRAPHICALLY_SECURE.

Signed-off-by: Antonio de Angelis <antonio.deangelis@arm.com>
Change-Id: Ic448003f4eceb7b7f058869017fd44615a903bb3
1 file changed