Dk translations update (#12541)

* improve itinerary messages

* improve itinerary texts for pluginsConfig

* improve texts for the Isochrone plugin

* indentation

* improve streetview translations

* added missing translations for users/usergroups

* resourcesCatalog improvements

* improved search text

* improve backgroundselector messages

* remove outdated entries

* added layersSelection

* added securityPopup.validationErrs

* add missing layerProperties messages

* add missing crsSelector messages

* add message imageryLayersOverlay

* added createWidgetForMap

* add missing filterWidget texts

* added missing dashboard msg

* add missing rulesmanager msgs

* add LayersSelection for pluginConfig

* added missing panoramax msg

* move item to correct place

* improve identify msgs: attributdata -> info

* added missing frontpage msgs

* remove whitespace

Author: tha-nordiq