Update dependabot.yml

Author: jsonBackup

.github/dependabot.yml

@@ -5,7 +5,12 @@
 
 version: 2
 updates:
-  - package-ecosystem: "nuget", "npm" # See documentation for possible values
+  - package-ecosystem: "nuget" # See documentation for possible values
+    directory: "/" # Location of package manifests
+    open-pull-requests-limit: 25
+    schedule:
+      interval: "weekly"
+  - package-ecosystem: "npm" # See documentation for possible values
     directory: "/" # Location of package manifests
     open-pull-requests-limit: 25
     schedule: