Adapt return status to 2.x

Signed-off-by: Przemyslaw Stekiel <przemyslaw.stekiel@mobica.com>
diff --git a/library/cipher.c b/library/cipher.c
index c9871eb..b956030 100644
--- a/library/cipher.c
+++ b/library/cipher.c
@@ -1250,7 +1250,7 @@
         {
             status = psa_cipher_set_iv( &cipher_op, iv, iv_len );
             if( status != PSA_SUCCESS )
-                return( MBEDTLS_ERR_PLATFORM_HW_ACCEL_FAILED );
+                return( MBEDTLS_ERR_CIPHER_HW_ACCEL_FAILED );
         }
 
         status = psa_cipher_update( &cipher_op,