fix(DataGrid): show BuyBoxWarningBadge in title dimension

The badge was only rendered for dim==='asin'|'sku'. When pivoting by
title (the default view) the BuyBox warning was silently absent.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

components/DataGrid.tsx

@@ -1390,6 +1390,7 @@ const DataGrid: React.FC<DataGridProps> = ({ data, filters, hasCustomerFilter, a
                                                         <VendorStockBadge asin={row.asin} vendorStockMap={vendorStockMap} mode={top50Mode} avgWeeklySales={velocityMap?.get(row.asin.trim().toUpperCase())} />
                                                     </>
                                                 )}
+                                                <BuyBoxWarningBadge asin={row.asin} buyBoxLostMap={buyBoxLostMap} />
                                             </div>
                                             : dim === 'asin' || dim === 'sku'
                                                 ? <div className="flex items-center gap-2 min-w-max">