add missing brand filter to stock balance report (#14597)

add missing brand filter to stock balance report
diff --git a/erpnext/stock/report/stock_balance/stock_balance.js b/erpnext/stock/report/stock_balance/stock_balance.js
index 90945e9..a563564 100644
--- a/erpnext/stock/report/stock_balance/stock_balance.js
+++ b/erpnext/stock/report/stock_balance/stock_balance.js
@@ -27,6 +27,12 @@
 			"options": "Item Group"
 		},
 		{
+			"fieldname":"brand",
+			"label": __("Brand"),
+			"fieldtype": "Link",
+			"options": "Brand"
+		},
+		{
 			"fieldname": "item_code",
 			"label": __("Item"),
 			"fieldtype": "Link",