8f637bc range plugin tests: Use bytes with MockLDAP under Python 3

1 file Authored by pviktori 3 years ago , Committed by mbasti 3 years ago ,
    range plugin tests: Use bytes with MockLDAP under Python 3
    
    Part of the work for: https://fedorahosted.org/freeipa/ticket/4985
    
    Reviewed-By: Martin Basti <mbasti@redhat.com>
    Reviewed-By: Petr Spacek <pspacek@redhat.com>