Merge pull request #304 from ericpre/dependabot_update

Set dependabot update to monthly and grouped

Author: ericpre

.github/dependabot.yml

@@ -8,4 +8,8 @@ updates:
   - package-ecosystem: "github-actions" # See documentation for possible values
     directory: "/" # Location of package manifests
     schedule:
-      interval: "weekly"
+      interval: "monthly"
+    groups:
+      actions:
+        patterns:
+          - "*"