wendelin_telecom_base: Update ERP5Site_registerOrs tag check

bt5/wendelin_telecom_base/SkinTemplateItem/portal_skins/wendelin_telecom_base/ERP5Site_registerOrs.py

@@ -22,8 +22,9 @@ if data_acquisition_unit:
   response_dict = dict(error_msg=error_msg)
   return json.dumps(response_dict)
 
+# Check if the fluentbit tag has a valid format
 fluentbit_tag_components = fluentbit_tag.split('_')
-if len(fluentbit_tag_components) != 3:
+if len(fluentbit_tag_components) not in [2, 3]:
   error_msg = "Invalid ORS tag %s found" % fluentbit_tag
   response_dict = dict(error_msg=error_msg)
   return json.dumps(response_dict)