Issue 4480 - Unexpected info returned to ldap request (#4491)

Bug description:
	If the bind entry does not exist, the bind result info
        reports that 'No such entry'. It should not give any
        information if the target entry exists or not

Fix description:
	Does not return any additional information during a bind

relates: https://github.com/389ds/389-ds-base/issues/4480

Reviewed by: William Brown, Viktor Ashirov, Mark Reynolds (thank you all)

Platforms tested:  F31