Remove obscure comment about TLS 1.3 renegotiation config option

Signed-off-by: Ronald Cron <ronald.cron@arm.com>
diff --git a/docs/architecture/tls13-experimental.md b/docs/architecture/tls13-experimental.md
index e6f9065..96f844c 100644
--- a/docs/architecture/tls13-experimental.md
+++ b/docs/architecture/tls13-experimental.md
@@ -134,7 +134,7 @@
   MBEDTLS_SSL_ENCRYPT_THEN_MAC             n/a
   MBEDTLS_SSL_EXTENDED_MASTER_SECRET       n/a
   MBEDTLS_SSL_KEEP_PEER_CERTIFICATE        no
-  MBEDTLS_SSL_RENEGOTIATION                n/a        Not TLS 1.2 dependent
+  MBEDTLS_SSL_RENEGOTIATION                n/a
   MBEDTLS_SSL_MAX_FRAGMENT_LENGTH          no
   MBEDTLS_SSL_ALPN                         no