minor style fix

Author: chronolaw

src/ngx_http_lua_socket_tcp.c

@@ -1591,8 +1591,8 @@ ngx_http_lua_ffi_socket_tcp_sslhandshake(ngx_http_request_t *r,
     }
 
     busy_msg = ngx_http_lua_socket_tcp_check_busy(r, u, SOCKET_OP_CONNECT
-                                                 | SOCKET_OP_READ
-                                                 | SOCKET_OP_WRITE);
+                                                  | SOCKET_OP_READ
+                                                  | SOCKET_OP_WRITE);
     if (busy_msg != NULL) {
         *errmsg = busy_msg;
         return NGX_ERROR;