[gegl] Update POTFILES.in

[Piotr Drąg <piotrdrag src gnome org>]

commit a1392a1352fb5f5b9f9f7806f32d16a361f107d3
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Tue Jun 25 19:40:59 2019 +0200

    Update POTFILES.in

 po/POTFILES.in | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/po/POTFILES.in b/po/POTFILES.in
index 91e6a8899..99fce74d5 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -253,6 +253,8 @@ operations/transform/translate.c
 operations/workshop/aces-rrt.c
 operations/workshop/bayer-matrix.c
 operations/workshop/bilateral-filter-fast.c
+operations/workshop/boxblur-1d.c
+operations/workshop/boxblur.c
 operations/workshop/connected-components.c
 operations/workshop/demosaic-bimedian.c
 operations/workshop/demosaic-simple.c