Change TLS 1.3 default padding to no padding

Signed-off-by: Hanno Becker <hanno.becker@arm.com>
diff --git a/include/mbedtls/config.h b/include/mbedtls/config.h
index 9d700df..874cfb7 100644
--- a/include/mbedtls/config.h
+++ b/include/mbedtls/config.h
@@ -3568,7 +3568,7 @@
  * Note: On systems lacking division instructions,
  *       a power of two should be preferred.
  */
-//#define MBEDTLS_SSL_TLS13_PADDING_GRANULARITY 16
+//#define MBEDTLS_SSL_TLS13_PADDING_GRANULARITY 1
 
 /** \def MBEDTLS_SSL_OUT_CONTENT_LEN
  *
diff --git a/include/mbedtls/ssl.h b/include/mbedtls/ssl.h
index 4a6ea6c..2e552b8 100644
--- a/include/mbedtls/ssl.h
+++ b/include/mbedtls/ssl.h
@@ -278,7 +278,7 @@
 #endif
 
 #if !defined(MBEDTLS_SSL_TLS13_PADDING_GRANULARITY)
-#define MBEDTLS_SSL_TLS13_PADDING_GRANULARITY 16
+#define MBEDTLS_SSL_TLS13_PADDING_GRANULARITY 1
 #endif
 
 /* \} name SECTION: Module settings */