[fix] add staging version (#14871)

diff --git a/erpnext/hooks.py b/erpnext/hooks.py
index 42d1328..be73b3a 100644
--- a/erpnext/hooks.py
+++ b/erpnext/hooks.py
@@ -12,7 +12,7 @@
 source_link = "https://github.com/frappe/erpnext"
 
 develop_version = '11.x.x-develop'
-beta_version = '11.x.x'
+staging_version = '11.x.x'
 
 error_report_email = "support@erpnext.com"