[gnome-shell] Update POTFILES.in

[Piotr Drąg <piotrdrag src gnome org>]

commit 0b51ead00433d449d32afbbd2d2798f779a52c9c
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Tue Feb 6 02:15:20 2018 +0100

    Update POTFILES.in

 po/POTFILES.in | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/po/POTFILES.in b/po/POTFILES.in
index e65dc2fa3..02805f402 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -60,6 +60,7 @@ js/ui/status/nightLight.js
 js/ui/status/power.js
 js/ui/status/rfkill.js
 js/ui/status/system.js
+js/ui/status/thunderbolt.js
 js/ui/status/volume.js
 js/ui/switchMonitor.js
 js/ui/unlockDialog.js