Remove dashName from all languages but English

As per request, seems this was not required. Only English

public/locales/sv/modules/dashdot.json

@@ -4,9 +4,6 @@
     "description": "Visar graferna för en extern Dash.-instans i Homarr.",
     "settings": {
       "title": "Inställningar för Dash. widget",
-      "dashName": {
-        "label": "Dash. Namn"
-      },
       "url": {
         "label": "Dash. URL"
       },