[gimp] Update POTFILES.in

[Piotr Drąg <piotrdrag src gnome org>]

commit 4a56f1d9cc97bc5d65420ad8f61a79f2bcc147da
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Sat Aug 10 16:42:35 2019 +0200

    Update POTFILES.in

 po-plug-ins/POTFILES.in | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/po-plug-ins/POTFILES.in b/po-plug-ins/POTFILES.in
index 2667d53f35..c503d844e3 100644
--- a/po-plug-ins/POTFILES.in
+++ b/po-plug-ins/POTFILES.in
@@ -141,7 +141,8 @@ plug-ins/gimpressionist/repaint.c
 plug-ins/gimpressionist/size.c
 plug-ins/gimpressionist/sizemap.c
 plug-ins/gimpressionist/utils.c
-plug-ins/goat-exercises/goat-exercise.c
+plug-ins/goat-exercises/goat-exercise-c.c
+plug-ins/goat-exercises/goat-exercise-py3.py
 [type: gettext/glade]plug-ins/ui/plug-in-file-gif.ui
 [type: gettext/glade]plug-ins/ui/plug-in-file-png.ui
 [type: gettext/glade]plug-ins/ui/plug-in-file-raw.ui