add ND registry for dependabot

Author: David Turvey

.github/dependabot.yml

@@ -1,7 +1,16 @@
 version: 2
+
+registries:
+  nuget-newday-github:
+    type: nuget-feed
+    url: https://nuget.pkg.github.com/NewDayCards/index.json
+    username: ${{ secrets.ORGANISATION_PAT_USERNAME }}
+    password: ${{ secrets.ORGANISATION_PAT }}
+
 updates:
   - package-ecosystem: "nuget"
     directory: "/"
+    registries: "*"
     schedule:
       interval: "daily"
       time: "06:00"