Merge pull request #25 from nextcloud/enh/add-dependabot

chore: Add dependabot

Author: janepie

.github/dependabot.yml

@@ -0,0 +1,12 @@
+# SPDX-FileCopyrightText: Nextcloud contributors
+# SPDX-License-Identifier: AGPL-3.0-or-later
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: weekly
+      day: saturday
+      time: "03:00"
+      timezone: Europe/Paris
+    open-pull-requests-limit: 10