Update filechooser.lua

adds instruction for files labeled "on hold" to sorting function

frontend/ui/widget/filechooser.lua

@@ -207,7 +207,7 @@ local FileChooser = Menu:extend{
             end,
         },
         percent_natural = {
-            -- sort 90% > 50% > 0% > unopened > 100% or finished
+            -- sort 90% > 50% > 0% or on hold > unopened > 100% or finished
             text = _("percent - unopened - finished last"),
             menu_order = 90,
             can_collate_mixed = false,
@@ -241,6 +241,12 @@ local FileChooser = Menu:extend{
                         return
                     end
 
+                    -- books marked as "on hold" should be considered the same as 0%
+                    if summary and summary.status == "abandoned" then
+                        item.percent_finished = 0.0
+                        return
+                    end
+
                     percent_finished = doc_settings:readSetting("percent_finished")
                 end
                 -- smooth 2 decimal points (0.00) instead of 16 decimal numbers