message: Fix an error in the tg.gather_nd documentation
diff: @@ -27,7 +27,7 @@ slice of `params`:
  output[\\(i_0, ..., i_{K-2}\\)] = params[indices[\\(i_0, ..., i_{K-2}\\)]]
  -Whereas in `tf.gather` `indices` defines slices into the first
  +Whereas in `tf.gather` `indices` defines slices into the `axis`
  dimension of `params`, in `tf.gather_nd`, `indices` defines slices into the
  first `N` dimensions of `params`, where `N = indices.shape[-1]`.
  