Fix default log archive location for ER

Before this change, the ER was using the default of 'local_us' from the base config, which is incorrect, and caused no logs to be archived.

util/config/configutil.py

@@ -40,6 +40,8 @@ def add_enterprise_config_defaults(config_obj, current_secret_key, hostname):
     config_obj['USERFILES_LOCATION'] = 'local'
     config_obj['USERFILES_PATH'] = 'userfiles/'
 
+    config_obj['LOG_ARCHIVE_LOCATION'] = 'local'
+
   if not 'SERVER_HOSTNAME' in config_obj:
     config_obj['SERVER_HOSTNAME'] = hostname