Combine MBEDTLS_SSL_<CID-TLS1_3>_PADDING_GRANULARITY options

Signed-off-by: TRodziewicz <tomasz.rodziewicz@mobica.com>
diff --git a/library/ssl_msg.c b/library/ssl_msg.c
index a75b919..d62df20 100644
--- a/library/ssl_msg.c
+++ b/library/ssl_msg.c
@@ -579,7 +579,7 @@
     {
         size_t padding =
             ssl_compute_padding_length( rec->data_len,
-                                        MBEDTLS_SSL_TLS1_3_PADDING_GRANULARITY );
+                                        MBEDTLS_SSL_CID_TLS1_3_PADDING_GRANULARITY );
         if( ssl_build_inner_plaintext( data,
                                        &rec->data_len,
                                        post_avail,
@@ -605,7 +605,7 @@
     {
         size_t padding =
             ssl_compute_padding_length( rec->data_len,
-                                        MBEDTLS_SSL_CID_PADDING_GRANULARITY );
+                                        MBEDTLS_SSL_CID_TLS1_3_PADDING_GRANULARITY );
         /*
          * Wrap plaintext into DTLSInnerPlaintext structure.
          * See ssl_build_inner_plaintext() for more information.