Fix on fix #796

Corrected a typo to fix an non-numbered list

Author: Vladimir I

doc/1.10/reference/reference_lua/net_box.rst

@@ -510,7 +510,7 @@ Below is a list of all ``net.box`` functions.
         * ``future:is_ready()`` which will return true
           when the result of the request is available,
         * ``future:result()`` to get the result of the request (returns the
-        response or Nil in case it's not ready yet or there has been an error),
+          response or Nil in case it's not ready yet or there has been an error),
         * ``future:wait_result(timeout)`` to
           wait until the result of the request is available and then get it,
         * ``future:discard()`` to abandon the object.