fix(DocTypes): Reset "owner" values in DocTypes to Administrator (#23350)

* fix: reset owner values in doctype to Administrator

* fix: updated modified value

* fix: also fixed modified by

* fix: change modified_by to Administrator

erpnext/maintenance/doctype/maintenance_schedule/maintenance_schedule.json

@@ -813,7 +813,7 @@
  "issingle": 0, 
  "istable": 0, 
  "max_attachments": 0, 
- "modified": "2018-08-21 14:44:33.670332", 
+ "modified": "2020-09-18 17:26:09.703215", 
  "modified_by": "Administrator", 
  "module": "Maintenance", 
  "name": "Maintenance Schedule", 

erpnext/maintenance/doctype/maintenance_visit/maintenance_visit.json

@@ -1001,11 +1001,11 @@
  "issingle": 0, 
  "istable": 0, 
  "max_attachments": 0, 
- "modified": "2020-07-15 14:44:44.911402", 
+ "modified": "2020-09-18 17:26:09.703215", 
  "modified_by": "Administrator", 
  "module": "Maintenance", 
  "name": "Maintenance Visit", 
- "owner": "ashwini@webnotestech.com", 
+ "owner": "Administrator", 
  "permissions": [
   {
    "amend": 1, 

erpnext/maintenance/doctype/maintenance_visit_purpose/maintenance_visit_purpose.json

@@ -125,11 +125,11 @@
  ],
  "idx": 1,
  "istable": 1,
- "modified": "2019-10-03 14:55:52.786805",
+ "modified": "2020-09-18 17:26:09.703215",
  "modified_by": "Administrator",
  "module": "Maintenance",
  "name": "Maintenance Visit Purpose",
- "owner": "ashwini@webnotestech.com",
+ "owner": "Administrator",
  "permissions": [],
  "sort_field": "modified",
  "sort_order": "DESC",