chore: remove unused GripVertical import

Co-authored-by: hotlong <50353452+hotlong@users.noreply.github.com>

Author: Copilot

packages/fields/src/widgets/RecordPickerDialog.tsx

@@ -35,7 +35,6 @@ import {
   ArrowDown,
   SlidersHorizontal,
   X,
-  GripVertical,
 } from 'lucide-react';
 import type { DataSource, QueryParams, LookupColumnDef, LookupFilterDef } from '@object-ui/types';