fix: use dummy translations for custom field labels (#49875)

erpnext/setup/install.py

@@ -5,12 +5,12 @@
 import os
 
 import frappe
-from frappe import _
 from frappe.custom.doctype.custom_field.custom_field import create_custom_fields
 from frappe.desk.page.setup_wizard.setup_wizard import add_all_roles_to
 from frappe.utils import cint
 
 from erpnext.setup.doctype.incoterm.incoterm import create_incoterms
+from erpnext.setup.utils import identity as _
 
 from .default_success_action import get_default_success_action
 
@@ -184,27 +184,21 @@ def add_company_to_session_defaults():
 
 def add_standard_navbar_items():
 	navbar_settings = frappe.get_single("Navbar Settings")
-
-	# Translatable strings for below navbar items
-	__ = _("Documentation")
-	__ = _("User Forum")
-	__ = _("Report an Issue")
-
 	erpnext_navbar_items = [
 		{
-			"item_label": "Documentation",
+			"item_label": _("Documentation"),
 			"item_type": "Route",
 			"route": "https://docs.erpnext.com/",
 			"is_standard": 1,
 		},
 		{
-			"item_label": "User Forum",
+			"item_label": _("User Forum"),
 			"item_type": "Route",
 			"route": "https://discuss.frappe.io",
 			"is_standard": 1,
 		},
 		{
-			"item_label": "Frappe School",
+			"item_label": _("Frappe School"),
 			"item_type": "Route",
 			"route": "https://frappe.io/school?utm_source=in_app",
 			"is_standard": 1,