Migrate GitHub Actions deps to Renovate (keep npm on Dependabot)

.github/dependabot.yml

@@ -12,27 +12,4 @@ updates:
       - "jpr5"
     open-pull-requests-limit: 10
     cooldown:
-      default-days: 1
-  - package-ecosystem: github-actions
-    directory: /
-    schedule:
-      interval: daily
-    groups:
-      minor-and-patch:
-        patterns: ["*"]
-        update-types:
-          - minor
-          - patch
-      major:
-        patterns: ["*"]
-        update-types:
-          - major
-    labels:
-      - dependencies
-      - github-actions
-    commit-message:
-      prefix: "ci"
-      include: "scope"
-    open-pull-requests-limit: 10
-    cooldown:
-      default-days: 1
+      default-days: 1