chore: Update Dependabot configuration for daily updates

Changed the update schedule for nuget to daily and added GitHub Actions updates with daily schedule.

Author: steingran

.github/dependabot.yml

@@ -5,7 +5,12 @@
 
 version: 2
 updates:
-  - package-ecosystem: "nuget" # See documentation for possible values
-    directory: "/" # Location of package manifests
+  - package-ecosystem: "nuget"
+    directory: "/"
     schedule:
-      interval: "weekly"
+      interval: "daily"
+
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "daily"