Revert "[lib] Temporarily flip useIsRestoreFlowEnabled to true"

This reverts commit 2b0ed60.

lib/utils/services-utils.js

@@ -2,8 +2,10 @@
 
 import base64 from 'base-64';
 
+import { isDev } from './dev-utils.js';
 import { getMessageForException } from './errors.js';
 import type { AuthMetadata } from '../shared/identity-client-context.js';
+import { useIsCurrentUserStaff } from '../shared/staff-utils.js';
 
 // If this is true then we're using the identity service for auth. After we
 // auth, the identity service gives us a CSAT, which we can use to auth with
@@ -23,7 +25,11 @@ const relyingOnAuthoritativeKeyserver = true;
 // can either restore an account (primary login) or log in using the QR code
 // (secondary login).
 function useIsRestoreFlowEnabled(): boolean {
-  return true;
+  const isCurrentUserStaff = useIsCurrentUserStaff();
+  if (isDev) {
+    return true;
+  }
+  return isCurrentUserStaff;
 }
 
 function createHTTPAuthorizationHeader(authMetadata: AuthMetadata): string {