fix(actions): rename preset

actions.json

@@ -8,8 +8,8 @@
       ],
       "automerge": true,
       "enabled": true,
-      "groupName": "github actions",
-      "groupSlug": "github-actions",
+      "groupName": "actions",
+      "groupSlug": "actions",
       "matchManagers": [
         "github-actions"
       ],