Group github-actions dependabot updates (#40)

* Initial plan

* Add grouping for github-actions dependabot updates

Co-authored-by: Malcolmnixon <1863707+Malcolmnixon@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: Malcolmnixon <1863707+Malcolmnixon@users.noreply.github.com>

Author: Copilot

.github/dependabot.yml

@@ -20,3 +20,7 @@ updates:
       interval: "weekly"
       day: "monday"
     open-pull-requests-limit: 10
+    groups:
+      github-actions-dependencies:
+        patterns:
+          - "*"