Delete sales_order.json
diff --git a/erpnext/selling/report/sales_order/sales_order.json b/erpnext/selling/report/sales_order/sales_order.json
deleted file mode 100644
index ddeb3d9..0000000
--- a/erpnext/selling/report/sales_order/sales_order.json
+++ /dev/null
@@ -1,36 +0,0 @@
-{
- "add_total_row": 0, 
- "creation": "2019-01-03 16:36:17.286638", 
- "disabled": 0, 
- "docstatus": 0, 
- "doctype": "Report", 
- "idx": 0, 
- "is_standard": "Yes", 
- "json": "{\"order_by\": \"`tabSales Order`.`modified` desc\", \"filters\": [], \"fields\": [[\"name\", \"Sales Order\"], [\"docstatus\", \"Sales Order\"], [\"title\", \"Sales Order\"], [\"customer\", \"Sales Order\"], [\"company\", \"Sales Order\"], [\"delivery_date\", \"Sales Order\"], [\"grand_total\", \"Sales Order\"], [\"status\", \"Sales Order\"], [\"delivery_status\", \"Sales Order\"], [\"per_delivered\", \"Sales Order\"], [\"per_billed\", \"Sales Order\"], [\"billing_status\", \"Sales Order\"], [\"currency\", \"Sales Order\"]], \"add_totals_row\": 0, \"add_total_row\": 0, \"page_length\": 20}", 
- "modified": "2019-01-03 16:37:52.075587", 
- "modified_by": "Administrator", 
- "module": "Selling", 
- "name": "Sales Order", 
- "owner": "Administrator", 
- "prepared_report": 0, 
- "ref_doctype": "Sales Order", 
- "report_name": "Sales Order", 
- "report_type": "Report Builder", 
- "roles": [
-  {
-   "role": "Sales User"
-  }, 
-  {
-   "role": "Sales Manager"
-  }, 
-  {
-   "role": "Maintenance User"
-  }, 
-  {
-   "role": "Accounts User"
-  }, 
-  {
-   "role": "Stock User"
-  }
- ]
-}
\ No newline at end of file