Add dependabot config

Author: gunndabad

.github/dependabot.yml

@@ -0,0 +1,17 @@
+version: 2
+updates:
+
+  - package-ecosystem: nuget
+    directory: /
+    schedule:
+      interval: 'daily'
+
+  - package-ecosystem: github-actions
+    directory: /
+    schedule:
+      interval: 'daily'
+    labels:
+      - "dependencies"
+      - "github-actions"
+      - "devops"
+