fix s390 compile error due to missing comma.

Reviewed-by: NRichard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/10467)

providers/implementations/ciphers/cipher_aes_hw_s390x.inc

@@ -193,7 +193,7 @@ static int s390x_aes_cfb8_cipher_hw(PROV_CIPHER_CTX *dat, unsigned char *out,
 #define PROV_CIPHER_HW_declare(mode)                                           \
 static const PROV_CIPHER_HW s390x_aes_##mode = {                               \
     s390x_aes_##mode##_initkey,                                                \
-    s390x_aes_##mode##_cipher_hw                                               \
+    s390x_aes_##mode##_cipher_hw,                                              \
     cipher_hw_aes_copyctx                                                      \
 };
 #define PROV_CIPHER_HW_select(mode)                                            \