Remove doubled temperature line

this line was doubled, but was barely noticable because (in my case, and the demo case) the text almost matched the background

weather-widget/weather.lua

@@ -370,8 +370,6 @@ local function worker(args)
             local count = #self
             for i = 0, count do self[i]=nil end
 
-
-            table.insert(self, temp_below)
             table.insert(self, wibox.widget{
                 {
                     hourly_forecast_graph,