Explorer generates bad XML contribution

How to reproduce:

• under the list of Extension points, apply filter configuration and opne extension point configuration of ConfigurationService service (goes to http://explorer.nuxeo.com/nuxeo/site/distribution/Nuxeo%20Platform%20LTS%202017-9.10/viewExtensionPoint/org.nuxeo.runtime.ConfigurationService--configuration)
• in the page, search for org.nuxeo.ecm.platform.query.nxql.defaultNavigationResults and click on the Contribute link beneath it

Expected result: it generates an empty XML contribution to extension point configuration of target org.nuxeo.runtime.ConfigurationService
Actual result: it generates an empty XML contribution to unexisting extension point configuration of target org.nuxeo.ecm.platform.query.api.PageProviderService

<?xml version="1.0"?>
<component name="org.nuxeo.ecm.platform.query.api.PageProviderService.override">

  <require>org.nuxeo.ecm.platform.query.api.PageProviderService</require>
  <!--
  
    The Page Provider service provides extension points for page providers
    registration.

    @author Anahide Tchertchian (at@nuxeo.com)
  

  -->

  <extension target="org.nuxeo.ecm.platform.query.api.PageProviderService" point="configuration">

  </extension>
</component>