Add access controlled pages entry to permissions table

doc/user/permissions.md

@@ -95,6 +95,7 @@ The following table depicts the various user permission levels in a project.
 | Manage GitLab Pages                   |         |            |             | ✓        | ✓      |
 | Manage GitLab Pages domains and certificates |         |            |             | ✓        | ✓      |
 | Remove GitLab Pages                   |         |            |             |          | ✓      |
+| View GitLab Pages protected by [access control](../administration/pages/index.md#access-control) | ✓       | ✓          | ✓           | ✓        | ✓      |
 | Manage clusters                       |         |            |             | ✓        | ✓      |
 | Manage license policy **[ULTIMATE]**  |         |            |             | ✓        | ✓      |
 | Edit comments (posted by any user)    |         |            |             | ✓        | ✓      |