Make GitHub Dependabot keep our GitHub Actions up to date

.. by sending us pull requests

Signed-off-by: Sebastian Pipping <[email protected]>

Author: hartwork

.github/dependabot.yml

@@ -0,0 +1,29 @@
+#
+#   Copyright (c) 2024 Sebastian Pipping <[email protected]>
+#
+#   This program is free software;  you can redistribute it and/or modify
+#   it under the terms of the GNU General Public License as published by
+#   the Free Software Foundation; either version 2 of the License, or (at
+#   your option) any later version.
+#
+#   This program is distributed in the hope that it will be useful, but
+#   WITHOUT ANY WARRANTY;  without even the implied warranty of
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+#   General Public License for more details.
+#
+#   You should have received a copy of the GNU General Public License
+#   along with this program;  if not, see
+#   <http://www.gnu.org/licenses/>.
+#
+version: 2
+updates:
+
+  - package-ecosystem: "github-actions"
+    commit-message:
+      include: "scope"
+      prefix: "Actions"
+    directory: "/"
+    labels:
+      - "enhancement"
+    schedule:
+      interval: "weekly"