fix(minor): Update GSTR-1 json version (#27074)

diff --git a/erpnext/regional/report/gstr_1/gstr_1.py b/erpnext/regional/report/gstr_1/gstr_1.py
index 4b73094..9d4f920 100644
--- a/erpnext/regional/report/gstr_1/gstr_1.py
+++ b/erpnext/regional/report/gstr_1/gstr_1.py
@@ -588,7 +588,7 @@
 
 	fp = "%02d%s" % (getdate(filters["to_date"]).month, getdate(filters["to_date"]).year)
 
-	gst_json = {"version": "GST2.2.9",
+	gst_json = {"version": "GST3.0.4",
 		"hash": "hash", "gstin": gstin, "fp": fp}
 
 	res = {}
@@ -765,7 +765,7 @@
 				"ntty": invoice[0]["document_type"],
 				"pos": "%02d" % int(invoice[0]["place_of_supply"].split('-')[0]),
 				"rchrg": invoice[0]["reverse_charge"],
-				"inv_type": get_invoice_type_for_cdnr(invoice[0])
+				"inv_typ": get_invoice_type_for_cdnr(invoice[0])
 			}
 
 			inv_item["itms"] = []