[geary/mainline] Update POTFILES.in

[Piotr Drąg <piotrdrag src gnome org>]

commit 134eca3f7c545b4584792a4f179ceb31b1867612
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Mon Apr 8 13:54:35 2019 +0200

    Update POTFILES.in

 po/POTFILES.in | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/po/POTFILES.in b/po/POTFILES.in
index fa52e907..d79756e2 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -418,6 +418,7 @@ ui/composer-menus.ui
 ui/composer-widget.ui
 ui/components-inspector.ui
 ui/components-placeholder-pane.ui
+ui/conversation-contact-popover.ui
 ui/conversation-email.ui
 ui/conversation-email-attachment-view.ui
 ui/conversation-email-menus.ui