adding location selected to struct (#5960)

sql/moz-fx-data-shared-prod/telemetry_derived/newtab_visits_v1/query.sql

@@ -359,6 +359,7 @@ weather_summary AS (
     ARRAY_AGG(
       STRUCT(
         weather_widget_impressions,
+        weather_widget_location_selected,
         weather_widget_clicks,
         weather_widget_load_errors,
         weather_widget_change_display_to_detailed,

tests/sql/moz-fx-data-shared-prod/telemetry_derived/newtab_visits_v1/test_aggregation/expect.yaml

@@ -61,3 +61,4 @@
       weather_widget_load_errors: 0
       weather_widget_change_display_to_detailed: 0
       weather_widget_change_display_to_simple: 0
+      weather_widget_location_selected: 0