Change some code style

Change-Id: I67bb642e81693489345867ca87d7e9daa22f83ea
Signed-off-by: XiaokangQian <xiaokang.qian@arm.com>
diff --git a/library/ssl_tls13_generic.c b/library/ssl_tls13_generic.c
index 22d83de..bc992c9 100644
--- a/library/ssl_tls13_generic.c
+++ b/library/ssl_tls13_generic.c
@@ -1525,7 +1525,8 @@
 
 #if defined(MBEDTLS_ECDH_VARIANT_EVEREST_ENABLED)
 static int everest_import_public_raw( mbedtls_x25519_context *ctx,
-                        const unsigned char *buf, const unsigned char *end )
+                                      const unsigned char *buf,
+                                      const unsigned char *end )
 {
     if( end - buf != MBEDTLS_X25519_KEY_SIZE_BYTES )
         return( MBEDTLS_ERR_ECP_BAD_INPUT_DATA );