fix(patch): set_task_status (#21130)

* fix(patch): set_task_status

* remove unnecessary loop, use tabs

Co-authored-by: Nabin Hait <nabinhait@gmail.com>
diff --git a/erpnext/patches/v12_0/set_task_status.py b/erpnext/patches/v12_0/set_task_status.py
index 70f6509..dbd7e5a 100644
--- a/erpnext/patches/v12_0/set_task_status.py
+++ b/erpnext/patches/v12_0/set_task_status.py
@@ -1,16 +1,15 @@
 import frappe
 
 def execute():
-    frappe.reload_doctype('Task')
+	frappe.reload_doctype('Task')
 
-    # add "Completed" if customized
-    for doctype in ('Task'):
-        property_setter_name = frappe.db.exists('Property Setter', dict(doc_type = doctype, field_name = 'status', property = 'options'))
-        if property_setter_name:
-            property_setter = frappe.get_doc('Property Setter', property_setter_name)
-            if not "Completed" in property_setter.value:
-                property_setter.value = property_setter.value + '\nCompleted'
-                property_setter.save()
+	# add "Completed" if customized
+	property_setter_name = frappe.db.exists('Property Setter', dict(doc_type='Task', field_name = 'status', property = 'options'))
+	if property_setter_name:
+		property_setter = frappe.get_doc('Property Setter', property_setter_name)
+		if not "Completed" in property_setter.value:
+			property_setter.value = property_setter.value + '\nCompleted'
+			property_setter.save()
 
-    # renamed default status to Completed as status "Closed" is ambiguous
-    frappe.db.sql('update tabTask set status = "Completed" where status = "Closed"')
\ No newline at end of file
+	# renamed default status to Completed as status "Closed" is ambiguous
+	frappe.db.sql('update tabTask set status = "Completed" where status = "Closed"')