added settings.site_private_desc to settings-editor.html

Author: jessdvdv

app/settings/site/settings-editor.html

@@ -91,6 +91,7 @@ <h1 class="mode-context-title" translate>app.general</h1>
                     <div class="form-field checkbox" ng-show="isPrivateEnabled">
                          <input id="private" ng-model="site.private" type="checkbox">
                          <label for="private" translate>settings.site_private</label>
+                         <p translate="settings.site_private_desc">Enabling this option makes your deployment and it’s data only accessible to registered users with the correct privileges, who must sign in for access.</p>
                     </div>
 
                     <div class="form-field">