fix: print heading field shown in gst section for india region (#21499)

diff --git a/erpnext/accounts/doctype/sales_invoice/sales_invoice.json b/erpnext/accounts/doctype/sales_invoice/sales_invoice.json
index 918fa14..db20589 100644
--- a/erpnext/accounts/doctype/sales_invoice/sales_invoice.json
+++ b/erpnext/accounts/doctype/sales_invoice/sales_invoice.json
@@ -149,9 +149,9 @@
   "edit_printing_settings",
   "letter_head",
   "group_same_items",
-  "language",
-  "column_break_84",
   "select_print_heading",
+  "column_break_84",
+  "language",
   "more_information",
   "inter_company_invoice_reference",
   "is_internal_customer",
@@ -1579,7 +1579,7 @@
  "idx": 181,
  "is_submittable": 1,
  "links": [],
- "modified": "2020-04-17 12:38:41.435728",
+ "modified": "2020-04-29 13:37:09.355300",
  "modified_by": "Administrator",
  "module": "Accounts",
  "name": "Sales Invoice",