[gnome-builder] Update POTFILES.in

[Piotr Drąg <piotrdrag src gnome org>]

commit b86e3ecaff6339735859b4ead6487367142f43e9
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Mon May 28 07:18:26 2018 +0200

    Update POTFILES.in

 po/POTFILES.in | 5 +++++
 1 file changed, 5 insertions(+)
---
diff --git a/po/POTFILES.in b/po/POTFILES.in
index 3034a0677..8f838092f 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -189,6 +189,11 @@ src/plugins/make/make_plugin.py
 src/plugins/meson/gbp-meson-build-system.c
 src/plugins/meson/gbp-meson-pipeline-addin.c
 src/plugins/meson/gbp-meson-toolchain.c
+src/plugins/meson/gbp-meson-toolchain-edition-preferences-addin.c
+src/plugins/meson/gbp-meson-toolchain-edition-preferences-row.c
+src/plugins/meson/gbp-meson-toolchain-edition-preferences-row.ui
+src/plugins/meson/gbp-meson-tool-row.ui
+src/plugins/meson/gbp-meson-utils.c
 src/plugins/meson-templates/meson_templates.py
 src/plugins/messages/gbp-messages-panel.ui
 src/plugins/newcomers/gbp-newcomers-section.ui