chore: use `get_single_value` in place of `get_value`
diff --git a/erpnext/accounts/doctype/payment_entry/payment_entry.py b/erpnext/accounts/doctype/payment_entry/payment_entry.py
index 42f48c0..af5a5e2 100644
--- a/erpnext/accounts/doctype/payment_entry/payment_entry.py
+++ b/erpnext/accounts/doctype/payment_entry/payment_entry.py
@@ -1176,7 +1176,6 @@
 
 @frappe.whitelist()
 def get_outstanding_reference_documents(args):
-
 	if isinstance(args, str):
 		args = json.loads(args)
 
diff --git a/erpnext/setup/doctype/employee/employee.py b/erpnext/setup/doctype/employee/employee.py
index 3399b1a..13a6f20 100755
--- a/erpnext/setup/doctype/employee/employee.py
+++ b/erpnext/setup/doctype/employee/employee.py
@@ -284,7 +284,7 @@
 		holiday_list, company = frappe.db.get_value("Employee", employee, ["holiday_list", "company"])
 	else:
 		holiday_list = ""
-		company = frappe.db.get_value("Global Defaults", None, "default_company")
+		company = frappe.db.get_single_value("Global Defaults", "default_company")
 
 	if not holiday_list:
 		holiday_list = frappe.get_cached_value("Company", company, "default_holiday_list")