[weather-widget] remove trailing comma

weather-widget/weather.lua

@@ -451,11 +451,10 @@ local function worker(args)
             end
         end)))
 
-    -- watch('cat /home/pmakhov/.config/awesome/awesome-wm-widgets/weather-widget/weather.json', 5, update_widget, weather_widget)
     watch(
         string.format(GET_FORECAST_CMD, owm_one_cal_api),
         120,  -- API limit is 1k req/day; day has 1440 min; every 2 min is good
-        update_widget, weather_widget,
+        update_widget, weather_widget
     )
 
     return weather_widget