[gtk] Update POTFILES.in

[Piotr Drąg <piotrdrag src gnome org>]

commit fcde8aa94f92ffe17bb18d97b68d484d131e7446
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Sat Mar 30 14:39:18 2019 +0100

    Update POTFILES.in

 po-properties/POTFILES.in | 1 +
 po/POTFILES.in            | 1 +
 2 files changed, 2 insertions(+)
---
diff --git a/po-properties/POTFILES.in b/po-properties/POTFILES.in
index b40917d69c..380cf0c057 100644
--- a/po-properties/POTFILES.in
+++ b/po-properties/POTFILES.in
@@ -210,6 +210,7 @@ gtk/gtknomediafile.c
 gtk/gtknotebook.c
 gtk/gtkorientable.c
 gtk/gtkoverlay.c
+gtk/gtkoverlaylayout.c
 gtk/gtkpadcontroller.c
 gtk/gtkpagesetup.c
 gtk/gtkpagesetupunixdialog.c
diff --git a/po/POTFILES.in b/po/POTFILES.in
index 6d90ac09c5..b367aa6a0e 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -212,6 +212,7 @@ gtk/gtknomediafile.c
 gtk/gtknotebook.c
 gtk/gtkorientable.c
 gtk/gtkoverlay.c
+gtk/gtkoverlaylayout.c
 gtk/gtkpadcontroller.c
 gtk/gtkpagesetup.c
 gtk/gtkpagesetupunixdialog.c