Sort imports according to PEP8 for components starting with "T" (#29778)

tests/components/tomato/test_device_tracker.py

@@ -1,5 +1,6 @@
 """The tests for the Tomato device tracker platform."""
 from unittest import mock
+
 import pytest
 import requests
 import requests_mock
@@ -9,11 +10,11 @@ from homeassistant.components.device_tracker import DOMAIN
 import homeassistant.components.tomato.device_tracker as tomato
 from homeassistant.const import (
     CONF_HOST,
-    CONF_USERNAME,
     CONF_PASSWORD,
+    CONF_PLATFORM,
     CONF_PORT,
     CONF_SSL,
-    CONF_PLATFORM,
+    CONF_USERNAME,
     CONF_VERIFY_SSL,
 )