fix: Org Chart fixes (#27290) (#27305)

* fix(org chart): multiple root nodes not expanding on clicking Expand All

* fix: unstable filter inserts duplicate nodes

(cherry picked from commit f828d853e3)

Co-authored-by: Rucha Mahabal <ruchamahabal2@gmail.com>

erpnext/hr/page/organizational_chart/organizational_chart.js

@@ -15,6 +15,8 @@ frappe.pages['organizational-chart'].on_page_load = function(wrapper) {
 			} else {
 				organizational_chart = new erpnext.HierarchyChart('Employee', wrapper, method);
 			}
+
+			frappe.breadcrumbs.add('HR');
 			organizational_chart.show();
 		});
 	});