[gnome-builder] Update POTFILES.in

[Piotr Drąg <piotrdrag src gnome org>]

commit 2f64724d33ca405a01afffcc7ef31d66da665d80
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Wed Aug 7 18:31:39 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 d416a4d20..878de929d 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -331,6 +331,8 @@ src/plugins/recent/gbp-recent-section.ui
 src/plugins/retab/gbp-retab-editor-page-addin.c
 src/plugins/retab/gtk/menus.ui
 src/plugins/rustup/rustup_plugin.py
+src/plugins/shellcmd/gbp-shellcmd-command.c
+src/plugins/shellcmd/gbp-shellcmd-command-provider.c
 src/plugins/snippets/ide-snippet-completion-item.c
 src/plugins/snippets/ide-snippet-preferences-addin.c
 src/plugins/spellcheck/gbp-spell-editor-addin.c