[PATCH] hgweb: update graph function docstring

[Yuya Nishihara]

On Thu, 14 Dec 2017 21:34:24 +0800, Anton Shestakov wrote:
> # HG changeset patch
> # User Anton Shestakov <av6 at dwimlabs.net>
> # Date 1513258200 -28800
> #      Thu Dec 14 21:30:00 2017 +0800
> # Node ID b24e015797a6d4654369636987efaf9c8000375e
> # Parent  865e71e7184410b60e2dd2912407d3884514e437
> hgweb: update graph function docstring

Queued, thanks!