[gnome-software] Update POTFILES.in

[Piotr Drąg <piotrdrag src gnome org>]

commit 23dfc101f2f484359db9a5aa033f5b02da49aee6
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Thu Jul 29 15:33:05 2021 +0200

    Update POTFILES.in

 po/POTFILES.in | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/po/POTFILES.in b/po/POTFILES.in
index b20d59f3f..c8b5b2a1f 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -49,8 +49,9 @@ src/gs-origin-popover-row.c
 src/gs-origin-popover-row.ui
 src/gs-overview-page.c
 src/gs-overview-page.ui
-src/gs-page.c
 lib/gs-plugin-loader.c
+src/gs-page.c
+src/gs-picture.c
 src/gs-prefs-dialog.ui
 src/gs-removal-dialog.c
 src/gs-removal-dialog.ui