[gnome-calendar] Update POTFILES.in

[Piotr Drąg <piotrdrag src gnome org>]

commit eb10d2f105ff427d3e29a759cee8c376d706ef6a
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Sat Apr 27 17:40:40 2019 +0200

    Update POTFILES.in

 po/POTFILES.in | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/po/POTFILES.in b/po/POTFILES.in
index 054bb546..af829942 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -25,9 +25,9 @@ src/gcal-quick-add-popover.c
 src/gcal-search-popover.c
 src/gcal-source-dialog.c
 src/gcal-time-selector.c
-src/gcal-utils.c
 src/gcal-window.c
 src/main.c
+src/utils/gcal-utils.c
 src/views/gcal-month-view.c
 src/views/gcal-week-grid.c
 src/views/gcal-week-header.c