fix: patch to rename group_by filter in custom reports (backport #47709) (#47730)

* fix: patch to rename group_by filter in custom reports

(cherry picked from commit 0d19c18c06)

# Conflicts:
#	erpnext/patches.txt

* fix: using python instead of sql query

(cherry picked from commit 48eccb1f73)

* chore: resolve conflict

---------

Co-authored-by: diptanilsaha <diptanil@frappe.io>

erpnext/patches.txt

@@ -404,3 +404,4 @@ erpnext.patches.v15_0.update_payment_schedule_fields_in_invoices
 erpnext.patches.v15_0.rename_group_by_to_categorize_by
 execute:frappe.db.set_single_value("Accounts Settings", "receivable_payable_fetch_method", "Buffered Cursor")
 erpnext.patches.v14_0.set_update_price_list_based_on
+erpnext.patches.v15_0.rename_group_by_to_categorize_by_in_custom_reports

erpnext/patches/v15_0/rename_group_by_to_categorize_by_in_custom_reports.py

@@ -0,0 +1,24 @@
+import json
+
+import frappe
+
+
+def execute():
+	custom_reports = frappe.get_all(
+		"Report",
+		filters={
+			"report_type": "Custom Report",
+			"reference_report": ["in", ["General Ledger", "Supplier Quotation Comparison"]],
+		},
+		fields=["name", "json"],
+	)
+
+	for report in custom_reports:
+		report_json = json.loads(report.json)
+
+		if "filters" in report_json and "group_by" in report_json["filters"]:
+			report_json["filters"]["categorize_by"] = (
+				report_json["filters"].pop("group_by").replace("Group", "Categorize")
+			)
+
+			frappe.db.set_value("Report", report.name, "json", json.dumps(report_json))