Deactivating "LDAP support 1.3.0" does not remove Link to the LDAP Control Panel

[peterreimer]

Clicking on Add-on Configuration -> LDAP Connection raises error:

TypeError: ('Could not adapt', <PloneSite at /Plone>, <InterfaceClass plone.app.ldap.engine.interfaces.ILDAPBinding>) 

(with Plone 4.3.1)