Add vlm feature flag

Author: mfortman11

frontend/app/api/queries/useGetSettingsQuery.ts

@@ -91,6 +91,7 @@ export interface Settings {
   localhost_url?: string;
   ingest_via_chat?: boolean;
   show_provider_ingest_settings?: boolean;
+  show_vlm_settings?: boolean;
   local_vlm_models?: string[];
   show_shared_upload_toggle?: boolean;
   segment_write_key?: string;