fix: Bulk Salary Structure Assignment (#25389)

diff --git a/erpnext/payroll/doctype/salary_structure/salary_structure.js b/erpnext/payroll/doctype/salary_structure/salary_structure.js
index b539b1b..e00bd87 100755
--- a/erpnext/payroll/doctype/salary_structure/salary_structure.js
+++ b/erpnext/payroll/doctype/salary_structure/salary_structure.js
@@ -133,8 +133,6 @@
 			title: __("Assign to Employees"),
 			fields: [
 				{fieldname: "sec_break", fieldtype: "Section Break", label: __("Filter Employees By (Optional)")},
-				{fieldname: "company", fieldtype: "Link", options: "Company", label: __("Company"), default: frm.doc.company, read_only:1},
-				{fieldname: "currency", fieldtype: "Link", options: "Currency", label: __("Currency"), default: frm.doc.currency, read_only:1},
 				{fieldname: "grade", fieldtype: "Link", options: "Employee Grade", label: __("Employee Grade")},
 				{fieldname:'department', fieldtype:'Link', options: 'Department', label: __('Department')},
 				{fieldname:'designation', fieldtype:'Link', options: 'Designation', label: __('Designation')},
diff --git a/erpnext/payroll/doctype/salary_structure/salary_structure.py b/erpnext/payroll/doctype/salary_structure/salary_structure.py
index 352c180..58c445f 100644
--- a/erpnext/payroll/doctype/salary_structure/salary_structure.py
+++ b/erpnext/payroll/doctype/salary_structure/salary_structure.py
@@ -88,7 +88,7 @@
 		return employees
 
 	@frappe.whitelist()
-	def assign_salary_structure(self, grade=None, department=None, designation=None,employee=None,
+	def assign_salary_structure(self, grade=None, department=None, designation=None, employee=None,
 			payroll_payable_account=None, from_date=None, base=None, variable=None, income_tax_slab=None):
 		employees = self.get_employees(company= self.company, grade= grade,department= department,designation= designation,name=employee)