Remove .html extension from links

chrome/common/extensions/docs/templates/articles/settings_override.html

 <h1>Settings Overrides</h1>
 
 <p>
 Settings overrides are a way for extensions to override selected Chrome settings.
 </p>
 
 <h2 id="others">Homepage, Search Provider, and Startup Pages</h2>
 <p>
 Here is an example how <a href="#homepage">homepage</a>, <a
 href="#search_provider">search provider</a> and <a href="#startup_pages">startup
-pages</a> can be modified in the <a href="manifest.html">extension
+pages</a> can be modified in the <a href="manifest">extension
 manifest</a>.</p>
 
 <pre>{
   "name": "My extension",
   ...
   "chrome_settings_overrides": {
     "homepage": "http://www.homepage.com",
     "search_provider": {
         "name": "name.__MSG_url_domain__",
         "keyword": "keyword.__MSG_url_domain__",
@@ skipping 67 matching lines @@
     {{+partials.type_item
        title:f.strings.properties
        display_name:display_name
        items:f.properties
        item_partial:(partials.parameter_full hideParamTOC:true)/}}
     </table>
   {{/}}
 {{/}}
 </ul>