Merge pull request #7 from actions-ext/tkp/dependabot-composite-actions

Update Dependabot to scan the setup action directory

Author: timkpaine

.github/dependabot.yml

@@ -1,7 +1,9 @@
 version: 2
 updates:
   - package-ecosystem: "github-actions"
-    directory: "/"
+    directories:
+      - "/"
+      - "/setup"
     schedule:
       interval: "monthly"
     labels: []