[shotwell] One more manual plural handling removed

[Jens Georg <jensgeorg src gnome org>]

commit 1c8ad502d2eacd59f8a2fa1382921b53edd37065
Author: Jens Georg <mail jensge org>
Date:   Sun Apr 19 09:08:35 2020 +0200

    One more manual plural handling removed

 src/Dialogs.vala | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/Dialogs.vala b/src/Dialogs.vala
index 3a223688..ee9aef9b 100644
--- a/src/Dialogs.vala
+++ b/src/Dialogs.vala
@@ -934,7 +934,7 @@ public Gtk.ResponseType copy_files_dialog() {
 
 public void remove_photos_from_library(Gee.Collection<LibraryPhoto> photos) {
     remove_from_app(photos, _("Remove From Library"),
-        (photos.size == 1) ? _("Removing Photo From Library") : _("Removing Photos From Library"));
+        ngettext("Removing Photo From Library", "Removing Photos From Library", photos.size));
 }
 
 public void remove_from_app(Gee.Collection<MediaSource> sources, string dialog_title,