ci(dependabot): add dependabot.yml with github-actions updates

Signed-off-by: Edward Ly <[email protected]>

Author: edward-ly

.github/dependabot.yml

@@ -0,0 +1,13 @@
+# SPDX-FileCopyrightText: 2024 Nextcloud GmbH and Nextcloud contributors
+# SPDX-License-Identifier: AGPL-3.0-or-later
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: monthly
+      timezone: Europe/Paris
+    groups:
+      github-actions:
+        patterns:
+          - "*"