UPSTREAM: crypto: arm64/aes-neonbs - stop using SIMD helper for skciphers

Calls into the skcipher API can only occur from contexts where the SIMD
unit is available, so there is no need for the SIMD helper.

Reviewed-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
(cherry picked from commit 96c34e14)
Bug: 153614920
Bug: 188620248
Change-Id: Id2466cd3ba7e3d3f6fdcf18a08de82823be7d5d0
Signed-off-by: Eric Biggers <ebiggers@google.com>