IOS-101: add smart text to the widget

OneWeatherWidget/ViewModels/ForecastWidgetViewModel.swift

@@ -48,9 +48,7 @@ struct ForecastWidgetViewModel: WidgetViewModel {
             self.showLastTimeUpdated = false
             self.showLastTimeUpdated = false
             lastTimeUpdatedText = ""
             lastTimeUpdatedText = ""
         }
         }
-        
-        #warning("Not implemented!")
-        //TODO: Implement!
-        self.smartText = ""
+        let smartTextProvider = SmartTextProvider()
+        self.smartText = smartTextProvider.smartText(for: location)
     }
     }
 }
 }