Fix import sorting in OpenLDAP test files

Organize imports in test files to comply with ruff linting rules:
- tests/conftest.py: Sort imports alphabetically
- tests/test_check.py: Sort imports alphabetically
- tests/test_unit.py: Sort imports alphabetically

Signed-off-by: puretension <rlrlfhtm5@gmail.com>

Author: puretension

openldap/tests/conftest.py

@@ -5,7 +5,6 @@
 from copy import deepcopy
 
 import pytest
-
 from datadog_checks.dev import TempDir, docker_run
 from datadog_checks.dev.fs import create_file, path_exists
 from datadog_checks.openldap import OpenLDAP

openldap/tests/test_check.py

@@ -5,7 +5,6 @@
 
 import ldap3
 import pytest
-
 from datadog_checks.base.utils.platform import Platform
 
 from .common import _check

openldap/tests/test_unit.py

@@ -6,7 +6,6 @@
 
 import ldap3
 import pytest
-
 from datadog_checks.base.errors import CheckException
 
 from .common import HERE
@@ -315,7 +314,7 @@ def test_custom_query_search_scope_default(check, mocker):
     check._perform_custom_queries(conn_mock, queries, tags, instance)
 
     conn_mock.search.assert_called_once_with(
-        "ou=users,dc=example,dc=com", "(objectClass=person)", search_scope=DEFAULT_SEARCH_SCOPE, attributes=None
+        "ou=users,dc=example,dc=com", "(objectClass=person)", search_scope=ldap3.SUBTREE, attributes=None
     )