Fix minimized clients not showing in tasklist

awesome/components/widgets/task-list.lua

@@ -200,7 +200,7 @@ local filter = function(c, _)
         if t.selected then
             local ctags = c:tags()
             for _, v in ipairs(ctags) do
-                     if v == t and client.focus and c.screen == client.focus.screen then
+                if v == t and c.screen == client.focus.screen then
                     return true
                 end
             end