fix: add Sales Order reference in Material Request Dashboard

(cherry picked from commit 15ebf4a0cf)

erpnext/stock/doctype/material_request/material_request_dashboard.py

@@ -4,10 +4,13 @@ from frappe import _
 def get_data():
 	return {
 		"fieldname": "material_request",
+		"internal_links": {
+			"Sales Order": ["items", "sales_order"],
+		},
 		"transactions": [
 			{
 				"label": _("Reference"),
-				"items": ["Request for Quotation", "Supplier Quotation", "Purchase Order"],
+				"items": ["Sales Order", "Request for Quotation", "Supplier Quotation", "Purchase Order"],
 			},
 			{"label": _("Stock"), "items": ["Stock Entry", "Purchase Receipt", "Pick List"]},
 			{"label": _("Manufacturing"), "items": ["Work Order"]},