fix(Org Chart): use attribute selectors instead of ID selector for node IDs with special characters (#27717) (#27719)

* fix(Org Chart): use attribute selectors instead of ID selector for node IDs with special chars

* fix: UI tests

(cherry picked from commit 9e08229b7b)

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

erpnext/tests/ui_test_helpers.py

@@ -7,6 +7,8 @@ def create_employee_records():
 	create_company()
 	create_missing_designation()
 
+	frappe.db.sql("DELETE FROM tabEmployee WHERE company='Test Org Chart'")
+
 	emp1 = create_employee('Test Employee 1', 'CEO')
 	emp2 = create_employee('Test Employee 2', 'CTO')
 	emp3 = create_employee('Test Employee 3', 'Head of Marketing and Sales', emp1)