stack/erp5: fix apachedex monitor report

instance-erp5.cfg.in:
  quoted values should not be part of the configuration parameters
    https://lab.nexedi.com/nexedi/slapos.toolbox/blob/beb86eab2dee7178aa6e4795da0f56bb6cacaea1/slapos/apachedex.py#L62
  modify default apachedex parameters
    --erp5-base +erp5 .*/VirtualHostRoot/erp5(/|\?|$)
    --base +other /
instance-balancer.cfg.in:
  option `--configuration` should be used instead of `--config`
    https://lab.nexedi.com/nexedi/slapos.toolbox/blob/beb86eab2dee7178aa6e4795da0f56bb6cacaea1/slapos/apachedex.py#L76

stack/erp5/instance-balancer.cfg.in

@@ -287,7 +287,7 @@ apachedex = ${monitor-directory:private}/apachedex
 [{{ section('monitor-generate-apachedex-report') }}]
 recipe = slapos.cookbook:wrapper
 wrapper-path = ${monitor-directory:reports}/${:command}
-command-line = "{{ parameter_dict['run-apachedex-location'] }}" "{{ parameter_dict['apachedex-location'] }}" "${directory:apachedex}" ${monitor-publish-parameters:monitor-base-url}/private/apachedex --apache-log-list "${apachedex-parameters:apache-log-list}" --config "${apachedex-parameters:configuration}"
+command-line = "{{ parameter_dict['run-apachedex-location'] }}" "{{ parameter_dict['apachedex-location'] }}" "${directory:apachedex}" ${monitor-publish-parameters:monitor-base-url}/private/apachedex --apache-log-list "${apachedex-parameters:apache-log-list}" --configuration "${apachedex-parameters:configuration}"
 command = apachedex_every_23_hour
 
 [apachedex-parameters]

stack/erp5/instance-erp5.cfg.in

@@ -284,7 +284,7 @@ config-backend-path-dict = {{ dumps(zope_backend_path_dict) }}
 config-ssl-authentication-dict = {{ dumps(ssl_authentication_dict) }}
 config-apachedex-promise-threshold = {{ dumps(monitor_dict.get('apachedex-promise-threshold', 70)) }}
 config-apachedex-configuration = {{ dumps(monitor_dict.get('apachedex-configuration',
-'--erp5-base "/erp5(/|$|/\?)" --skip-user-agent Zabbix  --error-detail --js-embed --quiet')) }}
+'--erp5-base +erp5 .*/VirtualHostRoot/erp5(/|\\?|$) --base +other / --skip-user-agent Zabbix --error-detail --js-embed --quiet')) }}
 
 [request-frontend-base]
 {% if has_frontend -%}