Due to the addition of SHA3 and HMAC-SHA3 support to the inside-secure
driver, it now depends on CRYPTO_SHA3. Added reference.

changes since v1:
- added missing dependency to crypto/Kconfig
Signed-off-by: Pascal van Leeuwen <pvanleeuwen@verimatrix.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>