Group level search API not returning results for blobs when zoekt is enabled but elasticsearch is disabled

Summary

Group-level search API for blobs scope is returning an error response when Zoekt is enabled, but Elasticsearch is disabled.

{
  "message": {
    "error": "Scope not supported without Elasticsearch!"
   }
}

Disable Elasticsearch from the Admin settings. Perform a group-level blobs search. Like this: https://gdk.test:3443/api/v4/groups/24/search?scope=blobs&search=test

Error response:

{
  "message": {
    "error": "Scope not supported without Elasticsearch!"
   }
}

Should successfully return search results