updated mpv code to try and fix invisible cursor

MPV/portable_config/scripts/uosc/scripts/uosc/main.lua

@@ -1123,8 +1123,12 @@ mp.register_script_message('sync-cursor', function()
 	local mouse = mp.get_property_native('mouse-pos')
 	if type(mouse) == 'table' and mouse.hover and mouse.x and mouse.y then
 		cursor:move(mouse.x, mouse.y)
-	else
-		cursor:leave()
+	elseif cursor.x < math.huge and cursor.y < math.huge then
+		if cursor.hidden then
+			cursor.hidden = false
+			Elements:trigger('global_mouse_enter')
+		end
+		Elements:update_proximities()
 	end
 	cursor:queue_autohide()
 	request_render()