Fix alignment

Signed-off-by: Xiaofei Bai <xiaofei.bai@arm.com>
diff --git a/library/ssl_cli.c b/library/ssl_cli.c
index f3327b2..8c5c024 100644
--- a/library/ssl_cli.c
+++ b/library/ssl_cli.c
@@ -1169,7 +1169,7 @@
 
 #if defined(MBEDTLS_SSL_SERVER_NAME_INDICATION)
     if( ( ret = mbedtls_ssl_write_hostname_ext( ssl, p + 2 + ext_len,
-                                        end, &olen ) ) != 0 )
+                                                end, &olen ) ) != 0 )
     {
         MBEDTLS_SSL_DEBUG_RET( 1, "mbedtls_ssl_write_hostname_ext", ret );
         return( ret );