[goffice] Add missing file to POTFILES.in

[Jean BrÃfort <jbrefort src gnome org>]

commit c7e49c4e3d21fd02c8415b41ad91a1c5735f9a0a
Author: Jean Brefort <jean brefort normalesup org>
Date:   Mon Oct 29 16:43:10 2012 +0100

    Add missing file to POTFILES.in

 po/POTFILES.in |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/po/POTFILES.in b/po/POTFILES.in
index 0165af1..bfdcdeb 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -74,6 +74,7 @@ goffice/graph/gog-axis.h
 goffice/graph/gog-chart-impl.h
 goffice/graph/gog-chart.c
 goffice/graph/gog-chart.h
+goffice/graph/gog-color-scale.c
 goffice/graph/gog-child-button.c
 goffice/graph/gog-data-allocator.c
 goffice/graph/gog-data-allocator.h