fix date update

src/pred_plot.py

@@ -259,8 +259,8 @@ def pred_bars(my_date_picker_single, final_table):
     bar_day.add_trace(go.Bar(x=f4['hour'], y=f4['vehicle'], name='Woodlands-Johor', showlegend=False, marker={'color':c4}),
                 row=2, col=2)
 
-    val_d = date.today().strftime("%d %B, %Y")
-    day_d = date.today().strftime("%A")
+    val_d = my_date_picker_single.strftime("%d %B, %Y")
+    day_d = my_date_picker_single.strftime("%A")
     tex = "Predicted 24 Hour Traffic Trend on: " + day_d + ", " + str(val_d)