Move MBEDTLS_SSL_MAX_EARLY_DATA_SIZE to the correct section

Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>
diff --git a/include/mbedtls/mbedtls_config.h b/include/mbedtls/mbedtls_config.h
index 77644a1..314dac6 100644
--- a/include/mbedtls/mbedtls_config.h
+++ b/include/mbedtls/mbedtls_config.h
@@ -1830,27 +1830,13 @@
  * This feature is experimental, not completed and thus not ready for
  * production.
  *
+ * \note The maximum amount of early data can be set with
+ *       MBEDTLS_SSL_MAX_EARLY_DATA_SIZE.
+ *
  */
 //#define MBEDTLS_SSL_EARLY_DATA
 
 /**
- * \def MBEDTLS_SSL_MAX_EARLY_DATA_SIZE
- *
- * The default maximum amount of 0-RTT data. See the documentation of
- * \c mbedtls_ssl_tls13_conf_max_early_data_size() for more information.
- *
- * It must be positive and smaller than UINT32_MAX.
- *
- * If MBEDTLS_SSL_EARLY_DATA is not defined, this default value does not
- * have any impact on the build.
- *
- * This feature is experimental, not completed and thus not ready for
- * production.
- *
- */
-//#define MBEDTLS_SSL_MAX_EARLY_DATA_SIZE        1024
-
-/**
  * \def MBEDTLS_SSL_PROTO_DTLS
  *
  * Enable support for DTLS (all available versions).
@@ -4041,6 +4027,23 @@
 //#define MBEDTLS_SSL_CIPHERSUITES MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,MBEDTLS_TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256
 
 /**
+ * \def MBEDTLS_SSL_MAX_EARLY_DATA_SIZE
+ *
+ * The default maximum amount of 0-RTT data. See the documentation of
+ * \c mbedtls_ssl_tls13_conf_max_early_data_size() for more information.
+ *
+ * It must be positive and smaller than UINT32_MAX.
+ *
+ * If MBEDTLS_SSL_EARLY_DATA is not defined, this default value does not
+ * have any impact on the build.
+ *
+ * This feature is experimental, not completed and thus not ready for
+ * production.
+ *
+ */
+//#define MBEDTLS_SSL_MAX_EARLY_DATA_SIZE        1024
+
+/**
  * \def MBEDTLS_SSL_TLS1_3_TICKET_AGE_TOLERANCE
  *
  * Maximum time difference in milliseconds tolerated between the age of a