Should have asked what version of ACF you’re using. In 4 you can’t alter this. I
In order to give editors the ability to edit this in ACF4 you’d need to alter editor capabilities to give them the ability to “manage_options” which might give them the ability to do more than you want them to be able to do.
If this is something that you want to do I’d suggest https://wordpress.org/plugins/user-role-editor/
