Update role requirements for changing the visibility of individual project features

doc/user/public_access.md

@@ -99,7 +99,7 @@ You can change the visibility of individual features in a project.
 
 Prerequisites:
 
-- You must have the Owner role for the project.
+- You must have at least the Maintainer role for the project.
 
 1. On the left sidebar, select **Search or go to** and find your project.
 1. Select **Settings > General**.