fixup! hash: Add SHA-NI implementation of SHA-256

Author: TimWolla

ext/hash/hash_sha_ni.c

@@ -36,7 +36,7 @@ static __m128i be32dec_128(const uint8_t * src)  __attribute__((target("ssse3"))
 void SHA256_Transform_shani(uint32_t state[static restrict 8], const uint8_t block[static restrict 64])  __attribute__((target("ssse3,sha")));
 # endif
 
-/* Original implementation of libcperciva follows. */
+/* Original implementation from libcperciva follows. */
 
 /**
  * This code uses intrinsics from the following feature sets: