Merged in fix/destination-pages-cache-keys (pull request #1642)

Fix/destination pages cache keys

* fix(destionationpages): add tag to citydatabycityidentifier that should invalidate when publishing city

* Fixed building tag the same way and added comment why we need this extra tag


Approved-by: Erik Tiekstra

apps/scandic-web/lib/graphql/Query/DestinationCityPage/DestinationCityPage.graphql

@@ -89,6 +89,19 @@ query GetDestinationCityPage($locale: String!, $uid: String!) {
 
 query GetDestinationCityPageRefs($locale: String!, $uid: String!) {
   destination_city_page(locale: $locale, uid: $uid) {
+    destination_settings {
+      city_denmark
+      city_finland
+      city_germany
+      city_norway
+      city_poland
+      city_sweden
+      location {
+        longitude
+        latitude
+        default_zoom
+      }
+    }
     sidepeek_content {
       content {
         embedded_itemsConnection {