When available, select the new implementation of BLAKE2s for 32-bit ARM.
This is faster than the generic C implementation.
Reviewed-by: NJason A. Donenfeld <Jason@zx2c4.com>
Acked-by: NArd Biesheuvel <ardb@kernel.org>
Signed-off-by: NEric Biggers <ebiggers@google.com>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>