[gnome-builder] Update POTFILES.in

[Piotr Drąg <piotrdrag src gnome org>]

commit 857fd6789af4598cd3f11d30d675935a9a04d7ba
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Sat Jan 16 12:43:38 2021 +0100

    Update POTFILES.in

 po/POTFILES.in | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/po/POTFILES.in b/po/POTFILES.in
index 3c3fb1796..237b9b7e4 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -381,6 +381,7 @@ src/plugins/sysroot/gbp-sysroot-runtime-provider.c
 src/plugins/sysroot/gbp-sysroot-subprocess-launcher.c
 src/plugins/sysroot/gbp-sysroot-toolchain-provider.c
 src/plugins/terminal/gbp-terminal-application-addin.c
+src/plugins/terminal/gbp-terminal-preferences-addin.c
 src/plugins/terminal/gbp-terminal-workspace-addin.c
 src/plugins/terminal/gtk/menus.ui
 src/plugins/testui/gbp-test-output-panel.c