Patch for MATE Screen Saver 1.8.0 for displaying user-configured desktop background on lock screen

1004_use-user-background-on-screenlock-display.patch

From: Nutchanon Wetchasit <nachanon@users.noreply.github.com>
Subject: Load user-configured background on password prompt display
Bug: https://github.com/mate-desktop/mate-screensaver/issues/55

--- a/src/gs-manager.c
+++ b/src/gs-manager.c
@@ -1047,8 +1047,6 @@
 					  "changed",
 					  G_CALLBACK (on_bg_changed),
 					  manager);
-
-	mate_bg_load_from_system_preferences (manager->priv->bg);
 }
 
 static void
@@ -1294,6 +1292,7 @@
 {
 	GSJob *job;
 
+	mate_bg_load_from_preferences (manager->priv->bg);
 	apply_background_to_window (manager, window);
 
 	job = gs_job_new_for_widget (gs_window_get_drawing_area (window));