Potential fix for pull request finding 'CodeQL / Unused variable, import, function or class'

Co-authored-by: Copilot Autofix powered by AI <62310815+github-advanced-security[bot]@users.noreply.github.com>

Author: CarolineDenis

specifyweb/frontend/js_src/lib/components/WbUtils/__tests__/datasetVariants.test.ts

@@ -1,5 +1,4 @@
 import { hasPermission } from '../../Permissions/helpers';
-import { userPreferences } from '../../Preferences/userPreferences';
 import { datasetVariants } from '../datasetVariants';
 
 jest.mock('../../Permissions/helpers', () => ({