Py3: Remove subclassing from object

Python 2 had old style and new style classes. Python 3 has only new
style classes. There is no point to subclass from object any more.

See: https://pagure.io/freeipa/issue/7715
Signed-off-by: Christian Heimes <cheimes@redhat.com>
Reviewed-By: Florence Blanc-Renaud <frenaud@redhat.com>

ipatests/test_ipaserver/test_ldap.py

@@ -45,7 +45,7 @@ if six.PY3:
 
 @pytest.mark.tier0
 @pytest.mark.needs_ipaapi
-class test_ldap(object):
+class test_ldap:
     """
     Test various LDAP client bind methods.
     """
@@ -142,7 +142,7 @@ class test_ldap(object):
 
 @pytest.mark.tier0
 @pytest.mark.needs_ipaapi
-class test_LDAPEntry(object):
+class test_LDAPEntry:
     """
     Test the LDAPEntry class
     """